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Finding the Fourth Proportional to 275,952.70, 380,531.19 and 230,613.76

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Solution

The fourth proportional to 275,952.70, 380,531.19 and 230,613.76 is: 318,010.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,952.70 : 380,531.19 = 230,613.76 : x
  2. Step 2: Convert to fraction form
    275,952.70/380,531.19 = 230,613.76/x
  3. Step 3: Cross multiply
    275,952.70x = 380,531.19 × 230,613.76
  4. Step 4: Simplify right side
    275,952.70x = 87,755,728,523.17
  5. Step 5: Solve for x
    x = 87,755,728,523.17/275,952.70
  6. Step 6: Final answer
    x = 318,010.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.