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Finding the Fourth Proportional to 269.73, 404.51 and 201.33

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Solution

The fourth proportional to 269.73, 404.51 and 201.33 is: 301.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    269.73 : 404.51 = 201.33 : x
  2. Step 2: Convert to fraction form
    269.73/404.51 = 201.33/x
  3. Step 3: Cross multiply
    269.73x = 404.51 × 201.33
  4. Step 4: Simplify right side
    269.73x = 81,438.99
  5. Step 5: Solve for x
    x = 81,438.99/269.73
  6. Step 6: Final answer
    x = 301.93

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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.