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Finding the Fourth Proportional to 363.28, 501.11 and 232.28

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Solution

The fourth proportional to 363.28, 501.11 and 232.28 is: 320.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.28 : 501.11 = 232.28 : x
  2. Step 2: Convert to fraction form
    363.28/501.11 = 232.28/x
  3. Step 3: Cross multiply
    363.28x = 501.11 × 232.28
  4. Step 4: Simplify right side
    363.28x = 116,399.73
  5. Step 5: Solve for x
    x = 116,399.73/363.28
  6. Step 6: Final answer
    x = 320.41

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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.