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Finding the Fourth Proportional to 267.10, 365.32 and 262.86

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Solution

The fourth proportional to 267.10, 365.32 and 262.86 is: 359.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    267.10 : 365.32 = 262.86 : x
  2. Step 2: Convert to fraction form
    267.10/365.32 = 262.86/x
  3. Step 3: Cross multiply
    267.10x = 365.32 × 262.86
  4. Step 4: Simplify right side
    267.10x = 96,028.02
  5. Step 5: Solve for x
    x = 96,028.02/267.10
  6. Step 6: Final answer
    x = 359.52

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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.