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Finding the Fourth Proportional to 241.75, 362.67 and 222.70

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Solution

The fourth proportional to 241.75, 362.67 and 222.70 is: 334.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.75 : 362.67 = 222.70 : x
  2. Step 2: Convert to fraction form
    241.75/362.67 = 222.70/x
  3. Step 3: Cross multiply
    241.75x = 362.67 × 222.70
  4. Step 4: Simplify right side
    241.75x = 80,766.61
  5. Step 5: Solve for x
    x = 80,766.61/241.75
  6. Step 6: Final answer
    x = 334.09

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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.