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Finding the Fourth Proportional to 327.14, 451.37 and 222.04

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Solution

The fourth proportional to 327.14, 451.37 and 222.04 is: 306.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    327.14 : 451.37 = 222.04 : x
  2. Step 2: Convert to fraction form
    327.14/451.37 = 222.04/x
  3. Step 3: Cross multiply
    327.14x = 451.37 × 222.04
  4. Step 4: Simplify right side
    327.14x = 100,223.31
  5. Step 5: Solve for x
    x = 100,223.31/327.14
  6. Step 6: Final answer
    x = 306.36

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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.