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Finding the Fourth Proportional to 1,233.24, 1,850.64 and 502.68

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Solution

The fourth proportional to 1,233.24, 1,850.64 and 502.68 is: 754.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233.24 : 1,850.64 = 502.68 : x
  2. Step 2: Convert to fraction form
    1,233.24/1,850.64 = 502.68/x
  3. Step 3: Cross multiply
    1,233.24x = 1,850.64 × 502.68
  4. Step 4: Simplify right side
    1,233.24x = 930,279.72
  5. Step 5: Solve for x
    x = 930,279.72/1,233.24
  6. Step 6: Final answer
    x = 754.34

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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.