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Finding the Fourth Proportional to 270.01, 371.82 and 226.27

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Solution

The fourth proportional to 270.01, 371.82 and 226.27 is: 311.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    270.01 : 371.82 = 226.27 : x
  2. Step 2: Convert to fraction form
    270.01/371.82 = 226.27/x
  3. Step 3: Cross multiply
    270.01x = 371.82 × 226.27
  4. Step 4: Simplify right side
    270.01x = 84,131.71
  5. Step 5: Solve for x
    x = 84,131.71/270.01
  6. Step 6: Final answer
    x = 311.59

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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.