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Finding the Fourth Proportional to 267.82, 402.48 and 250.27

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Solution

The fourth proportional to 267.82, 402.48 and 250.27 is: 376.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    267.82 : 402.48 = 250.27 : x
  2. Step 2: Convert to fraction form
    267.82/402.48 = 250.27/x
  3. Step 3: Cross multiply
    267.82x = 402.48 × 250.27
  4. Step 4: Simplify right side
    267.82x = 100,728.67
  5. Step 5: Solve for x
    x = 100,728.67/267.82
  6. Step 6: Final answer
    x = 376.11

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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.