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Finding the Fourth Proportional to 1,233.22, 1,849.77 and 502.75

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Solution

The fourth proportional to 1,233.22, 1,849.77 and 502.75 is: 754.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233.22 : 1,849.77 = 502.75 : x
  2. Step 2: Convert to fraction form
    1,233.22/1,849.77 = 502.75/x
  3. Step 3: Cross multiply
    1,233.22x = 1,849.77 × 502.75
  4. Step 4: Simplify right side
    1,233.22x = 929,971.87
  5. Step 5: Solve for x
    x = 929,971.87/1,233.22
  6. Step 6: Final answer
    x = 754.10

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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.