Finding the Fourth Proportional to 466,642.56, 699,977.21 and 129,707.87
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Solution
The fourth proportional to 466,642.56, 699,977.21 and 129,707.87 is: 194,565.52
Step by Step Solution
- Step 1: Write the proportion equation
466,642.56 : 699,977.21 = 129,707.87 : x - Step 2: Convert to fraction form
466,642.56/699,977.21 = 129,707.87/x - Step 3: Cross multiply
466,642.56x = 699,977.21 × 129,707.87 - Step 4: Simplify right side
466,642.56x = 90,792,554,059.05 - Step 5: Solve for x
x = 90,792,554,059.05/466,642.56 - Step 6: Final answer
x = 194,565.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.