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Finding the Fourth Proportional to 225.14, 337.73 and 222.39

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Solution

The fourth proportional to 225.14, 337.73 and 222.39 is: 333.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    225.14 : 337.73 = 222.39 : x
  2. Step 2: Convert to fraction form
    225.14/337.73 = 222.39/x
  3. Step 3: Cross multiply
    225.14x = 337.73 × 222.39
  4. Step 4: Simplify right side
    225.14x = 75,106.66
  5. Step 5: Solve for x
    x = 75,106.66/225.14
  6. Step 6: Final answer
    x = 333.61

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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.