Home / 773,373.29-1,158,687.38-323,103.20

Finding the Fourth Proportional to 773,373.29, 1,158,687.38 and 323,103.20

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Solution

The fourth proportional to 773,373.29, 1,158,687.38 and 323,103.20 is: 484,081.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,373.29 : 1,158,687.38 = 323,103.20 : x
  2. Step 2: Convert to fraction form
    773,373.29/1,158,687.38 = 323,103.20/x
  3. Step 3: Cross multiply
    773,373.29x = 1,158,687.38 × 323,103.20
  4. Step 4: Simplify right side
    773,373.29x = 374,375,595,291.94
  5. Step 5: Solve for x
    x = 374,375,595,291.94/773,373.29
  6. Step 6: Final answer
    x = 484,081.36

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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.