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Finding the Fourth Proportional to 363.93, 547.13 and 362.13

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Solution

The fourth proportional to 363.93, 547.13 and 362.13 is: 544.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    363.93 : 547.13 = 362.13 : x
  2. Step 2: Convert to fraction form
    363.93/547.13 = 362.13/x
  3. Step 3: Cross multiply
    363.93x = 547.13 × 362.13
  4. Step 4: Simplify right side
    363.93x = 198,132.19
  5. Step 5: Solve for x
    x = 198,132.19/363.93
  6. Step 6: Final answer
    x = 544.42

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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.