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Finding the Fourth Proportional to 234.63, 325.44 and 227.97

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Solution

The fourth proportional to 234.63, 325.44 and 227.97 is: 316.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    234.63 : 325.44 = 227.97 : x
  2. Step 2: Convert to fraction form
    234.63/325.44 = 227.97/x
  3. Step 3: Cross multiply
    234.63x = 325.44 × 227.97
  4. Step 4: Simplify right side
    234.63x = 74,190.56
  5. Step 5: Solve for x
    x = 74,190.56/234.63
  6. Step 6: Final answer
    x = 316.20

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.