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Finding the Fourth Proportional to 627.46, 941.33 and 216.59

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Solution

The fourth proportional to 627.46, 941.33 and 216.59 is: 324.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    627.46 : 941.33 = 216.59 : x
  2. Step 2: Convert to fraction form
    627.46/941.33 = 216.59/x
  3. Step 3: Cross multiply
    627.46x = 941.33 × 216.59
  4. Step 4: Simplify right side
    627.46x = 203,882.66
  5. Step 5: Solve for x
    x = 203,882.66/627.46
  6. Step 6: Final answer
    x = 324.93

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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.