Finding the Fourth Proportional to 656,414.53, 905,861.79 and 366,017.53
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Solution
The fourth proportional to 656,414.53, 905,861.79 and 366,017.53 is: 505,109.62
Step by Step Solution
- Step 1: Write the proportion equation
656,414.53 : 905,861.79 = 366,017.53 : x - Step 2: Convert to fraction form
656,414.53/905,861.79 = 366,017.53/x - Step 3: Cross multiply
656,414.53x = 905,861.79 × 366,017.53 - Step 4: Simplify right side
656,414.53x = 331,561,293,067.09 - Step 5: Solve for x
x = 331,561,293,067.09/656,414.53 - Step 6: Final answer
x = 505,109.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.