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Finding the Fourth Proportional to 627.87, 941.13 and 536.29

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Solution

The fourth proportional to 627.87, 941.13 and 536.29 is: 803.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    627.87 : 941.13 = 536.29 : x
  2. Step 2: Convert to fraction form
    627.87/941.13 = 536.29/x
  3. Step 3: Cross multiply
    627.87x = 941.13 × 536.29
  4. Step 4: Simplify right side
    627.87x = 504,720.04
  5. Step 5: Solve for x
    x = 504,720.04/627.87
  6. Step 6: Final answer
    x = 803.86

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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.