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Finding the Fourth Proportional to 269.44, 371.92 and 204.10

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Solution

The fourth proportional to 269.44, 371.92 and 204.10 is: 281.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    269.44 : 371.92 = 204.10 : x
  2. Step 2: Convert to fraction form
    269.44/371.92 = 204.10/x
  3. Step 3: Cross multiply
    269.44x = 371.92 × 204.10
  4. Step 4: Simplify right side
    269.44x = 75,908.87
  5. Step 5: Solve for x
    x = 75,908.87/269.44
  6. Step 6: Final answer
    x = 281.73

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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.