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Finding the Fourth Proportional to 627.96, 941.94 and 610.68

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Solution

The fourth proportional to 627.96, 941.94 and 610.68 is: 916.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    627.96 : 941.94 = 610.68 : x
  2. Step 2: Convert to fraction form
    627.96/941.94 = 610.68/x
  3. Step 3: Cross multiply
    627.96x = 941.94 × 610.68
  4. Step 4: Simplify right side
    627.96x = 575,223.92
  5. Step 5: Solve for x
    x = 575,223.92/627.96
  6. Step 6: Final answer
    x = 916.02

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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.