Finding the Fourth Proportional to 466,343.53, 699,516.41 and 129,402.26
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Solution
The fourth proportional to 466,343.53, 699,516.41 and 129,402.26 is: 194,103.70
Step by Step Solution
- Step 1: Write the proportion equation
466,343.53 : 699,516.41 = 129,402.26 : x - Step 2: Convert to fraction form
466,343.53/699,516.41 = 129,402.26/x - Step 3: Cross multiply
466,343.53x = 699,516.41 × 129,402.26 - Step 4: Simplify right side
466,343.53x = 90,519,002,839.68 - Step 5: Solve for x
x = 90,519,002,839.68/466,343.53 - Step 6: Final answer
x = 194,103.70
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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.