Home / 247,564.20-371,346.30-231,817.80

Finding the Fourth Proportional to 247,564.20, 371,346.30 and 231,817.80

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Solution

The fourth proportional to 247,564.20, 371,346.30 and 231,817.80 is: 347,726.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,564.20 : 371,346.30 = 231,817.80 : x
  2. Step 2: Convert to fraction form
    247,564.20/371,346.30 = 231,817.80/x
  3. Step 3: Cross multiply
    247,564.20x = 371,346.30 × 231,817.80
  4. Step 4: Simplify right side
    247,564.20x = 86,084,682,304.14
  5. Step 5: Solve for x
    x = 86,084,682,304.14/247,564.20
  6. Step 6: Final answer
    x = 347,726.70

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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.