Home / 321,845.26-444,151.30-178,614.58

Finding the Fourth Proportional to 321,845.26, 444,151.30 and 178,614.58

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Solution

The fourth proportional to 321,845.26, 444,151.30 and 178,614.58 is: 246,490.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,845.26 : 444,151.30 = 178,614.58 : x
  2. Step 2: Convert to fraction form
    321,845.26/444,151.30 = 178,614.58/x
  3. Step 3: Cross multiply
    321,845.26x = 444,151.30 × 178,614.58
  4. Step 4: Simplify right side
    321,845.26x = 79,331,897,905.95
  5. Step 5: Solve for x
    x = 79,331,897,905.95/321,845.26
  6. Step 6: Final answer
    x = 246,490.81

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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.