Home / 321,758.20-444,026.38-178,517.91

Finding the Fourth Proportional to 321,758.20, 444,026.38 and 178,517.91

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Solution

The fourth proportional to 321,758.20, 444,026.38 and 178,517.91 is: 246,354.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,758.20 : 444,026.38 = 178,517.91 : x
  2. Step 2: Convert to fraction form
    321,758.20/444,026.38 = 178,517.91/x
  3. Step 3: Cross multiply
    321,758.20x = 444,026.38 × 178,517.91
  4. Step 4: Simplify right side
    321,758.20x = 79,266,658,229.74
  5. Step 5: Solve for x
    x = 79,266,658,229.74/321,758.20
  6. Step 6: Final answer
    x = 246,354.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.