Finding the Fourth Proportional to 486,372.38, 729,585.11 and 202,091.67
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Solution
The fourth proportional to 486,372.38, 729,585.11 and 202,091.67 is: 303,148.53
Step by Step Solution
- Step 1: Write the proportion equation
486,372.38 : 729,585.11 = 202,091.67 : x - Step 2: Convert to fraction form
486,372.38/729,585.11 = 202,091.67/x - Step 3: Cross multiply
486,372.38x = 729,585.11 × 202,091.67 - Step 4: Simplify right side
486,372.38x = 147,443,073,287.03 - Step 5: Solve for x
x = 147,443,073,287.03/486,372.38 - Step 6: Final answer
x = 303,148.53
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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.