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Finding the Fourth Proportional to 627.27, 941.83 and 616.20

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Solution

The fourth proportional to 627.27, 941.83 and 616.20 is: 925.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    627.27 : 941.83 = 616.20 : x
  2. Step 2: Convert to fraction form
    627.27/941.83 = 616.20/x
  3. Step 3: Cross multiply
    627.27x = 941.83 × 616.20
  4. Step 4: Simplify right side
    627.27x = 580,352.88
  5. Step 5: Solve for x
    x = 580,352.88/627.27
  6. Step 6: Final answer
    x = 925.20

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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.