Home / 321,816.44-444,105.18-178,576.04

Finding the Fourth Proportional to 321,816.44, 444,105.18 and 178,576.04

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Solution

The fourth proportional to 321,816.44, 444,105.18 and 178,576.04 is: 246,434.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,816.44 : 444,105.18 = 178,576.04 : x
  2. Step 2: Convert to fraction form
    321,816.44/444,105.18 = 178,576.04/x
  3. Step 3: Cross multiply
    321,816.44x = 444,105.18 × 178,576.04
  4. Step 4: Simplify right side
    321,816.44x = 79,306,545,498.15
  5. Step 5: Solve for x
    x = 79,306,545,498.15/321,816.44
  6. Step 6: Final answer
    x = 246,434.10

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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.