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Finding the Fourth Proportional to 363.29, 544.92 and 106.79

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Solution

The fourth proportional to 363.29, 544.92 and 106.79 is: 160.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.29 : 544.92 = 106.79 : x
  2. Step 2: Convert to fraction form
    363.29/544.92 = 106.79/x
  3. Step 3: Cross multiply
    363.29x = 544.92 × 106.79
  4. Step 4: Simplify right side
    363.29x = 58,189.28
  5. Step 5: Solve for x
    x = 58,189.28/363.29
  6. Step 6: Final answer
    x = 160.18

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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.