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Finding the Fourth Proportional to 266.79, 367.43 and 244.92

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Solution

The fourth proportional to 266.79, 367.43 and 244.92 is: 337.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    266.79 : 367.43 = 244.92 : x
  2. Step 2: Convert to fraction form
    266.79/367.43 = 244.92/x
  3. Step 3: Cross multiply
    266.79x = 367.43 × 244.92
  4. Step 4: Simplify right side
    266.79x = 89,989.73
  5. Step 5: Solve for x
    x = 89,989.73/266.79
  6. Step 6: Final answer
    x = 337.31

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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.