Home / 321,717.29-444,022.97-178,523.46

Finding the Fourth Proportional to 321,717.29, 444,022.97 and 178,523.46

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Solution

The fourth proportional to 321,717.29, 444,022.97 and 178,523.46 is: 246,391.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,717.29 : 444,022.97 = 178,523.46 : x
  2. Step 2: Convert to fraction form
    321,717.29/444,022.97 = 178,523.46/x
  3. Step 3: Cross multiply
    321,717.29x = 444,022.97 × 178,523.46
  4. Step 4: Simplify right side
    321,717.29x = 79,268,516,031.26
  5. Step 5: Solve for x
    x = 79,268,516,031.26/321,717.29
  6. Step 6: Final answer
    x = 246,391.85

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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.