Home / 322,206.19-444,644.57-178,979.56

Finding the Fourth Proportional to 322,206.19, 444,644.57 and 178,979.56

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Solution

The fourth proportional to 322,206.19, 444,644.57 and 178,979.56 is: 246,991.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,206.19 : 444,644.57 = 178,979.56 : x
  2. Step 2: Convert to fraction form
    322,206.19/444,644.57 = 178,979.56/x
  3. Step 3: Cross multiply
    322,206.19x = 444,644.57 × 178,979.56
  4. Step 4: Simplify right side
    322,206.19x = 79,582,288,830.83
  5. Step 5: Solve for x
    x = 79,582,288,830.83/322,206.19
  6. Step 6: Final answer
    x = 246,991.81

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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.