Home / 1,304.27-1,789.18-1,233.66

Finding the Fourth Proportional to 1,304.27, 1,789.18 and 1,233.66

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Solution

The fourth proportional to 1,304.27, 1,789.18 and 1,233.66 is: 1,692.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304.27 : 1,789.18 = 1,233.66 : x
  2. Step 2: Convert to fraction form
    1,304.27/1,789.18 = 1,233.66/x
  3. Step 3: Cross multiply
    1,304.27x = 1,789.18 × 1,233.66
  4. Step 4: Simplify right side
    1,304.27x = 2,207,224.68
  5. Step 5: Solve for x
    x = 2,207,224.68/1,304.27
  6. Step 6: Final answer
    x = 1,692.30

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.