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Finding the Fourth Proportional to 362.52, 499.98 and 222.51

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Solution

The fourth proportional to 362.52, 499.98 and 222.51 is: 306.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.52 : 499.98 = 222.51 : x
  2. Step 2: Convert to fraction form
    362.52/499.98 = 222.51/x
  3. Step 3: Cross multiply
    362.52x = 499.98 × 222.51
  4. Step 4: Simplify right side
    362.52x = 111,250.55
  5. Step 5: Solve for x
    x = 111,250.55/362.52
  6. Step 6: Final answer
    x = 306.88

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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.