Finding the Fourth Proportional to 489,565.44, 733,757.67 and 252,778.95
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Solution
The fourth proportional to 489,565.44, 733,757.67 and 252,778.95 is: 378,863.54
Step by Step Solution
- Step 1: Write the proportion equation
489,565.44 : 733,757.67 = 252,778.95 : x - Step 2: Convert to fraction form
489,565.44/733,757.67 = 252,778.95/x - Step 3: Cross multiply
489,565.44x = 733,757.67 × 252,778.95 - Step 4: Simplify right side
489,565.44x = 185,478,493,377.05 - Step 5: Solve for x
x = 185,478,493,377.05/489,565.44 - Step 6: Final answer
x = 378,863.54
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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.