Finding the Fourth Proportional to 437,941.59, 604,456.14 and 284,713.08
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Solution
The fourth proportional to 437,941.59, 604,456.14 and 284,713.08 is: 392,966.95
Step by Step Solution
- Step 1: Write the proportion equation
437,941.59 : 604,456.14 = 284,713.08 : x - Step 2: Convert to fraction form
437,941.59/604,456.14 = 284,713.08/x - Step 3: Cross multiply
437,941.59x = 604,456.14 × 284,713.08 - Step 4: Simplify right side
437,941.59x = 172,096,569,344.31 - Step 5: Solve for x
x = 172,096,569,344.31/437,941.59 - Step 6: Final answer
x = 392,966.95
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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.