Finding the Fourth Proportional to 658,250.28, 908,385.17 and 356,444.28
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Solution
The fourth proportional to 658,250.28, 908,385.17 and 356,444.28 is: 491,892.99
Step by Step Solution
- Step 1: Write the proportion equation
658,250.28 : 908,385.17 = 356,444.28 : x - Step 2: Convert to fraction form
658,250.28/908,385.17 = 356,444.28/x - Step 3: Cross multiply
658,250.28x = 908,385.17 × 356,444.28 - Step 4: Simplify right side
658,250.28x = 323,788,696,101.11 - Step 5: Solve for x
x = 323,788,696,101.11/658,250.28 - Step 6: Final answer
x = 491,892.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.