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Finding the Fourth Proportional to 267.60, 366.87 and 263.57

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Solution

The fourth proportional to 267.60, 366.87 and 263.57 is: 361.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    267.60 : 366.87 = 263.57 : x
  2. Step 2: Convert to fraction form
    267.60/366.87 = 263.57/x
  3. Step 3: Cross multiply
    267.60x = 366.87 × 263.57
  4. Step 4: Simplify right side
    267.60x = 96,694.09
  5. Step 5: Solve for x
    x = 96,694.09/267.60
  6. Step 6: Final answer
    x = 361.34

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.