Finding the Fourth Proportional to 466,438.38, 699,707.52 and 129,480.44
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Solution
The fourth proportional to 466,438.38, 699,707.52 and 129,480.44 is: 194,234.53
Step by Step Solution
- Step 1: Write the proportion equation
466,438.38 : 699,707.52 = 129,480.44 : x - Step 2: Convert to fraction form
466,438.38/699,707.52 = 129,480.44/x - Step 3: Cross multiply
466,438.38x = 699,707.52 × 129,480.44 - Step 4: Simplify right side
466,438.38x = 90,598,437,560.91 - Step 5: Solve for x
x = 90,598,437,560.91/466,438.38 - Step 6: Final answer
x = 194,234.53
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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.