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Finding the Fourth Proportional to 1,036.88, 1,546.96 and 932.48

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Solution

The fourth proportional to 1,036.88, 1,546.96 and 932.48 is: 1,391.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036.88 : 1,546.96 = 932.48 : x
  2. Step 2: Convert to fraction form
    1,036.88/1,546.96 = 932.48/x
  3. Step 3: Cross multiply
    1,036.88x = 1,546.96 × 932.48
  4. Step 4: Simplify right side
    1,036.88x = 1,442,509.26
  5. Step 5: Solve for x
    x = 1,442,509.26/1,036.88
  6. Step 6: Final answer
    x = 1,391.20

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.