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Finding the Fourth Proportional to 2,268.17, 3,402.37 and 624.68

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Solution

The fourth proportional to 2,268.17, 3,402.37 and 624.68 is: 937.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,268.17 : 3,402.37 = 624.68 : x
  2. Step 2: Convert to fraction form
    2,268.17/3,402.37 = 624.68/x
  3. Step 3: Cross multiply
    2,268.17x = 3,402.37 × 624.68
  4. Step 4: Simplify right side
    2,268.17x = 2,125,375.48
  5. Step 5: Solve for x
    x = 2,125,375.48/2,268.17
  6. Step 6: Final answer
    x = 937.05

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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.