Finding the Fourth Proportional to 995,808.08, 1,493,713.04 and 426,819.95
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Solution
The fourth proportional to 995,808.08, 1,493,713.04 and 426,819.95 is: 640,230.32
Step by Step Solution
- Step 1: Write the proportion equation
995,808.08 : 1,493,713.04 = 426,819.95 : x - Step 2: Convert to fraction form
995,808.08/1,493,713.04 = 426,819.95/x - Step 3: Cross multiply
995,808.08x = 1,493,713.04 × 426,819.95 - Step 4: Simplify right side
995,808.08x = 637,546,522,913.05 - Step 5: Solve for x
x = 637,546,522,913.05/995,808.08 - Step 6: Final answer
x = 640,230.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.