Finding the Fourth Proportional to 574,418.99, 861,562.78 and 153,727.67
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Solution
The fourth proportional to 574,418.99, 861,562.78 and 153,727.67 is: 230,573.92
Step by Step Solution
- Step 1: Write the proportion equation
574,418.99 : 861,562.78 = 153,727.67 : x - Step 2: Convert to fraction form
574,418.99/861,562.78 = 153,727.67/x - Step 3: Cross multiply
574,418.99x = 861,562.78 × 153,727.67 - Step 4: Simplify right side
574,418.99x = 132,446,040,497.71 - Step 5: Solve for x
x = 132,446,040,497.71/574,418.99 - Step 6: Final answer
x = 230,573.92
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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.