Finding the Fourth Proportional to 574,138.26, 861,294.87 and 293,560.74
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Solution
The fourth proportional to 574,138.26, 861,294.87 and 293,560.74 is: 440,385.84
Step by Step Solution
- Step 1: Write the proportion equation
574,138.26 : 861,294.87 = 293,560.74 : x - Step 2: Convert to fraction form
574,138.26/861,294.87 = 293,560.74/x - Step 3: Cross multiply
574,138.26x = 861,294.87 × 293,560.74 - Step 4: Simplify right side
574,138.26x = 252,842,359,395.40 - Step 5: Solve for x
x = 252,842,359,395.40/574,138.26 - Step 6: Final answer
x = 440,385.84
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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.