Home / 321,938.73-444,295.62-178,701.18

Finding the Fourth Proportional to 321,938.73, 444,295.62 and 178,701.18

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Solution

The fourth proportional to 321,938.73, 444,295.62 and 178,701.18 is: 246,618.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,938.73 : 444,295.62 = 178,701.18 : x
  2. Step 2: Convert to fraction form
    321,938.73/444,295.62 = 178,701.18/x
  3. Step 3: Cross multiply
    321,938.73x = 444,295.62 × 178,701.18
  4. Step 4: Simplify right side
    321,938.73x = 79,396,151,562.83
  5. Step 5: Solve for x
    x = 79,396,151,562.83/321,938.73
  6. Step 6: Final answer
    x = 246,618.83

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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.