diff --git a/resources/js/pages/Scenarios/Show.tsx b/resources/js/pages/Scenarios/Show.tsx
index 3dd4444..7901a53 100644
--- a/resources/js/pages/Scenarios/Show.tsx
+++ b/resources/js/pages/Scenarios/Show.tsx
@@ -6,7 +6,7 @@ import InlineEditInput from '@/components/InlineEditInput';
 import InlineEditSelect from '@/components/InlineEditSelect';
 import SettingsPanel from '@/components/SettingsPanel';
 import { csrfToken } from '@/lib/utils';
-import { type Bucket, type Scenario } from '@/types';
+import { type Bucket, type DistributionPreview, type Scenario } from '@/types';
 
 interface Props {
     scenario: Scenario;
@@ -60,10 +60,75 @@ export default function Show({ scenario, buckets }: Props) {
     const [isSettingsOpen, setIsSettingsOpen] = useState(false);
     const [isSubmitting, setIsSubmitting] = useState(false);
     const [formData, setFormData] = useState({ ...defaultFormData });
+    const [incomeAmount, setIncomeAmount] = useState('');
+    const [distribution, setDistribution] = useState<DistributionPreview | null>(null);
+    const [isDistributing, setIsDistributing] = useState(false);
+    const [isSaving, setIsSaving] = useState(false);
     const containerRef = useRef<HTMLDivElement>(null);
     const incomeRef = useRef<HTMLDivElement>(null);
     const bucketRefs = useRef<Map<string, HTMLElement>>(new Map());
 
+    const handleDistribute = async () => {
+        const dollars = parseFloat(incomeAmount);
+        if (!dollars || dollars <= 0) return;
+
+        setIsDistributing(true);
+        try {
+            const response = await fetch(`/scenarios/${scenario.id}/projections/preview`, {
+                method: 'POST',
+                headers: {
+                    'Content-Type': 'application/json',
+                    'X-CSRF-TOKEN': csrfToken(),
+                },
+                body: JSON.stringify({ amount: dollarsToCents(dollars) }),
+            });
+
+            if (response.ok) {
+                setDistribution(await response.json());
+            } else {
+                console.error('Distribution preview failed:', response.status, await response.text());
+            }
+        } catch (error) {
+            console.error('Error fetching distribution preview:', error);
+        } finally {
+            setIsDistributing(false);
+        }
+    };
+
+    const handleSaveDistribution = async () => {
+        const dollars = parseFloat(incomeAmount);
+        if (!dollars || dollars <= 0 || !distribution) return;
+
+        setIsSaving(true);
+        try {
+            const response = await fetch(`/scenarios/${scenario.id}/projections/apply`, {
+                method: 'POST',
+                headers: {
+                    'Content-Type': 'application/json',
+                    'X-CSRF-TOKEN': csrfToken(),
+                },
+                body: JSON.stringify({ amount: dollarsToCents(dollars) }),
+            });
+
+            if (response.ok) {
+                setDistribution(null);
+                setIncomeAmount('');
+                router.reload({ only: ['buckets'] });
+            } else {
+                console.error('Apply distribution failed:', response.status, await response.text());
+            }
+        } catch (error) {
+            console.error('Error applying distribution:', error);
+        } finally {
+            setIsSaving(false);
+        }
+    };
+
+    const handleIncomeChange = (e: React.ChangeEvent<HTMLInputElement>) => {
+        setIncomeAmount(e.target.value);
+        setDistribution(null);
+    };
+
     const openCreateModal = () => {
         setFormData({ ...defaultFormData });
         setIsCreateModalOpen(true);
@@ -228,14 +293,32 @@ export default function Show({ scenario, buckets }: Props) {
                                     INCOME
                                 </h2>
                             </div>
-                            <div className="text-center">
+                            <div className="text-center space-y-4">
                                 <input
                                     type="number"
+                                    value={incomeAmount}
+                                    onChange={handleIncomeChange}
                                     className="w-48 bg-black border-2 border-red-500/50 px-4 py-2 text-center font-digital text-2xl text-red-500 focus:border-red-500 focus:outline-none"
                                     placeholder="0"
                                     min="0"
                                     step="0.01"
                                 />
+                                <button
+                                    onClick={handleDistribute}
+                                    disabled={!incomeAmount || parseFloat(incomeAmount) <= 0 || isDistributing}
+                                    className="block mx-auto border-2 border-red-500 bg-black px-6 py-2 text-xs font-mono font-bold uppercase tracking-wider text-red-500 hover:bg-red-500 hover:text-black transition-colors disabled:opacity-30 disabled:cursor-not-allowed"
+                                >
+                                    {isDistributing ? 'CALCULATING...' : 'DISTRIBUTE'}
+                                </button>
+                                {distribution && (
+                                    <button
+                                        onClick={handleSaveDistribution}
+                                        disabled={isSaving}
+                                        className="block mx-auto border-2 border-red-500 bg-red-500 px-6 py-2 text-xs font-mono font-bold uppercase tracking-wider text-black hover:bg-red-400 transition-colors disabled:opacity-50"
+                                    >
+                                        {isSaving ? 'SAVING...' : 'SAVE'}
+                                    </button>
+                                )}
                             </div>
                         </div>
                     </div>
diff --git a/resources/js/types/index.d.ts b/resources/js/types/index.d.ts
index 0f409b4..2e49cc4 100644
--- a/resources/js/types/index.d.ts
+++ b/resources/js/types/index.d.ts
@@ -50,6 +50,20 @@ export interface Scenario {
     updated_at: string;
 }
 
+export interface AllocationPreview {
+    bucket_id: string;
+    bucket_name: string;
+    bucket_type: string;
+    allocated_amount: number;
+    remaining_capacity: number | null;
+}
+
+export interface DistributionPreview {
+    allocations: AllocationPreview[];
+    total_allocated: number;
+    unallocated: number;
+}
+
 export interface SharedData {
     name: string;
     quote: { message: string; author: string };