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Finding the Fourth Proportional to 633.56, 950.42 and 222.57

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Solution

The fourth proportional to 633.56, 950.42 and 222.57 is: 333.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    633.56 : 950.42 = 222.57 : x
  2. Step 2: Convert to fraction form
    633.56/950.42 = 222.57/x
  3. Step 3: Cross multiply
    633.56x = 950.42 × 222.57
  4. Step 4: Simplify right side
    633.56x = 211,533.87
  5. Step 5: Solve for x
    x = 211,533.87/633.56
  6. Step 6: Final answer
    x = 333.88

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.