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Finding the Fourth Proportional to 226, 337.25 and 201.70

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Solution

The fourth proportional to 226, 337.25 and 201.70 is: 300.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    226 : 337.25 = 201.70 : x
  2. Step 2: Convert to fraction form
    226/337.25 = 201.70/x
  3. Step 3: Cross multiply
    226x = 337.25 × 201.70
  4. Step 4: Simplify right side
    226x = 68,023.33
  5. Step 5: Solve for x
    x = 68,023.33/226
  6. Step 6: Final answer
    x = 300.99

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.