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Finding the Fourth Proportional to 363.93, 502.10 and 232.91

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Solution

The fourth proportional to 363.93, 502.10 and 232.91 is: 321.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.93 : 502.10 = 232.91 : x
  2. Step 2: Convert to fraction form
    363.93/502.10 = 232.91/x
  3. Step 3: Cross multiply
    363.93x = 502.10 × 232.91
  4. Step 4: Simplify right side
    363.93x = 116,944.11
  5. Step 5: Solve for x
    x = 116,944.11/363.93
  6. Step 6: Final answer
    x = 321.34

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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.