Finding the Fourth Proportional to 391,760.06, 587,623.68 and 125,514.68
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Solution
The fourth proportional to 391,760.06, 587,623.68 and 125,514.68 is: 188,266.76
Step by Step Solution
- Step 1: Write the proportion equation
391,760.06 : 587,623.68 = 125,514.68 : x - Step 2: Convert to fraction form
391,760.06/587,623.68 = 125,514.68/x - Step 3: Cross multiply
391,760.06x = 587,623.68 × 125,514.68 - Step 4: Simplify right side
391,760.06x = 73,755,398,155.62 - Step 5: Solve for x
x = 73,755,398,155.62/391,760.06 - Step 6: Final answer
x = 188,266.76
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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.