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Finding the Fourth Proportional to 269,704.86, 404,171.73 and 198,065.58

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Solution

The fourth proportional to 269,704.86, 404,171.73 and 198,065.58 is: 296,815.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,704.86 : 404,171.73 = 198,065.58 : x
  2. Step 2: Convert to fraction form
    269,704.86/404,171.73 = 198,065.58/x
  3. Step 3: Cross multiply
    269,704.86x = 404,171.73 × 198,065.58
  4. Step 4: Simplify right side
    269,704.86x = 80,052,508,122.05
  5. Step 5: Solve for x
    x = 80,052,508,122.05/269,704.86
  6. Step 6: Final answer
    x = 296,815.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.