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Finding the Fourth Proportional to 627.13, 941.20 and 473.43

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Solution

The fourth proportional to 627.13, 941.20 and 473.43 is: 710.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    627.13 : 941.20 = 473.43 : x
  2. Step 2: Convert to fraction form
    627.13/941.20 = 473.43/x
  3. Step 3: Cross multiply
    627.13x = 941.20 × 473.43
  4. Step 4: Simplify right side
    627.13x = 445,592.32
  5. Step 5: Solve for x
    x = 445,592.32/627.13
  6. Step 6: Final answer
    x = 710.53

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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.