Home / 861,989.44-1,293,187.84-271,013.44

Finding the Fourth Proportional to 861,989.44, 1,293,187.84 and 271,013.44

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Solution

The fourth proportional to 861,989.44, 1,293,187.84 and 271,013.44 is: 406,584.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,989.44 : 1,293,187.84 = 271,013.44 : x
  2. Step 2: Convert to fraction form
    861,989.44/1,293,187.84 = 271,013.44/x
  3. Step 3: Cross multiply
    861,989.44x = 1,293,187.84 × 271,013.44
  4. Step 4: Simplify right side
    861,989.44x = 350,471,285,084.57
  5. Step 5: Solve for x
    x = 350,471,285,084.57/861,989.44
  6. Step 6: Final answer
    x = 406,584.20

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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.