Finding the Fourth Proportional to 466,276.53, 699,414.75 and 129,317.17
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Solution
The fourth proportional to 466,276.53, 699,414.75 and 129,317.17 is: 193,975.75
Step by Step Solution
- Step 1: Write the proportion equation
466,276.53 : 699,414.75 = 129,317.17 : x - Step 2: Convert to fraction form
466,276.53/699,414.75 = 129,317.17/x - Step 3: Cross multiply
466,276.53x = 699,414.75 × 129,317.17 - Step 4: Simplify right side
466,276.53x = 90,446,338,420.78 - Step 5: Solve for x
x = 90,446,338,420.78/466,276.53 - Step 6: Final answer
x = 193,975.75
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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.