Home / 755,335.22-1,132,997.79-306,049.46

Finding the Fourth Proportional to 755,335.22, 1,132,997.79 and 306,049.46

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Solution

The fourth proportional to 755,335.22, 1,132,997.79 and 306,049.46 is: 459,072.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,335.22 : 1,132,997.79 = 306,049.46 : x
  2. Step 2: Convert to fraction form
    755,335.22/1,132,997.79 = 306,049.46/x
  3. Step 3: Cross multiply
    755,335.22x = 1,132,997.79 × 306,049.46
  4. Step 4: Simplify right side
    755,335.22x = 346,753,361,810.69
  5. Step 5: Solve for x
    x = 346,753,361,810.69/755,335.22
  6. Step 6: Final answer
    x = 459,072.15

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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.