Home / 444,446.87-666,819.92-140,890.59

Finding the Fourth Proportional to 444,446.87, 666,819.92 and 140,890.59

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Solution

The fourth proportional to 444,446.87, 666,819.92 and 140,890.59 is: 211,383.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,446.87 : 666,819.92 = 140,890.59 : x
  2. Step 2: Convert to fraction form
    444,446.87/666,819.92 = 140,890.59/x
  3. Step 3: Cross multiply
    444,446.87x = 666,819.92 × 140,890.59
  4. Step 4: Simplify right side
    444,446.87x = 93,948,652,304.78
  5. Step 5: Solve for x
    x = 93,948,652,304.78/444,446.87
  6. Step 6: Final answer
    x = 211,383.32

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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.