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Finding the Fourth Proportional to 267.27, 368.24 and 179.79

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Solution

The fourth proportional to 267.27, 368.24 and 179.79 is: 247.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    267.27 : 368.24 = 179.79 : x
  2. Step 2: Convert to fraction form
    267.27/368.24 = 179.79/x
  3. Step 3: Cross multiply
    267.27x = 368.24 × 179.79
  4. Step 4: Simplify right side
    267.27x = 66,204.97
  5. Step 5: Solve for x
    x = 66,204.97/267.27
  6. Step 6: Final answer
    x = 247.71

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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.