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Finding the Fourth Proportional to 363.80, 501.92 and 232.88

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Solution

The fourth proportional to 363.80, 501.92 and 232.88 is: 321.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.80 : 501.92 = 232.88 : x
  2. Step 2: Convert to fraction form
    363.80/501.92 = 232.88/x
  3. Step 3: Cross multiply
    363.80x = 501.92 × 232.88
  4. Step 4: Simplify right side
    363.80x = 116,885.97
  5. Step 5: Solve for x
    x = 116,885.97/363.80
  6. Step 6: Final answer
    x = 321.29

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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.