Finding the Fourth Proportional to 574,593.14, 861,889.71 and 293,957.30
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Solution
The fourth proportional to 574,593.14, 861,889.71 and 293,957.30 is: 440,935.95
Step by Step Solution
- Step 1: Write the proportion equation
574,593.14 : 861,889.71 = 293,957.30 : x - Step 2: Convert to fraction form
574,593.14/861,889.71 = 293,957.30/x - Step 3: Cross multiply
574,593.14x = 861,889.71 × 293,957.30 - Step 4: Simplify right side
574,593.14x = 253,358,772,049.38 - Step 5: Solve for x
x = 253,358,772,049.38/574,593.14 - Step 6: Final answer
x = 440,935.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.