Home / 755,043.33-1,132,761.02-281,732.25

Finding the Fourth Proportional to 755,043.33, 1,132,761.02 and 281,732.25

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Solution

The fourth proportional to 755,043.33, 1,132,761.02 and 281,732.25 is: 422,671.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,043.33 : 1,132,761.02 = 281,732.25 : x
  2. Step 2: Convert to fraction form
    755,043.33/1,132,761.02 = 281,732.25/x
  3. Step 3: Cross multiply
    755,043.33x = 1,132,761.02 × 281,732.25
  4. Step 4: Simplify right side
    755,043.33x = 319,135,310,876.90
  5. Step 5: Solve for x
    x = 319,135,310,876.90/755,043.33
  6. Step 6: Final answer
    x = 422,671.52

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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.