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Finding the Fourth Proportional to 267.56, 369.46 and 224.36

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Solution

The fourth proportional to 267.56, 369.46 and 224.36 is: 309.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    267.56 : 369.46 = 224.36 : x
  2. Step 2: Convert to fraction form
    267.56/369.46 = 224.36/x
  3. Step 3: Cross multiply
    267.56x = 369.46 × 224.36
  4. Step 4: Simplify right side
    267.56x = 82,892.05
  5. Step 5: Solve for x
    x = 82,892.05/267.56
  6. Step 6: Final answer
    x = 309.81

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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.