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Finding the Fourth Proportional to 1,233.75, 1,849.93 and 502.93

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Solution

The fourth proportional to 1,233.75, 1,849.93 and 502.93 is: 754.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233.75 : 1,849.93 = 502.93 : x
  2. Step 2: Convert to fraction form
    1,233.75/1,849.93 = 502.93/x
  3. Step 3: Cross multiply
    1,233.75x = 1,849.93 × 502.93
  4. Step 4: Simplify right side
    1,233.75x = 930,385.29
  5. Step 5: Solve for x
    x = 930,385.29/1,233.75
  6. Step 6: Final answer
    x = 754.11

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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.