Finding the Fourth Proportional to 437,193.81, 655,703.19 and 121,565.97
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Solution
The fourth proportional to 437,193.81, 655,703.19 and 121,565.97 is: 182,324.62
Step by Step Solution
- Step 1: Write the proportion equation
437,193.81 : 655,703.19 = 121,565.97 : x - Step 2: Convert to fraction form
437,193.81/655,703.19 = 121,565.97/x - Step 3: Cross multiply
437,193.81x = 655,703.19 × 121,565.97 - Step 4: Simplify right side
437,193.81x = 79,711,194,324.44 - Step 5: Solve for x
x = 79,711,194,324.44/437,193.81 - Step 6: Final answer
x = 182,324.62
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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.