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Finding the Fourth Proportional to 266.11, 400.23 and 241.27

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Solution

The fourth proportional to 266.11, 400.23 and 241.27 is: 362.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    266.11 : 400.23 = 241.27 : x
  2. Step 2: Convert to fraction form
    266.11/400.23 = 241.27/x
  3. Step 3: Cross multiply
    266.11x = 400.23 × 241.27
  4. Step 4: Simplify right side
    266.11x = 96,563.49
  5. Step 5: Solve for x
    x = 96,563.49/266.11
  6. Step 6: Final answer
    x = 362.87

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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.