Home / 483,839.08-667,720.71-268,982.73

Finding the Fourth Proportional to 483,839.08, 667,720.71 and 268,982.73

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Solution

The fourth proportional to 483,839.08, 667,720.71 and 268,982.73 is: 371,208.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,839.08 : 667,720.71 = 268,982.73 : x
  2. Step 2: Convert to fraction form
    483,839.08/667,720.71 = 268,982.73/x
  3. Step 3: Cross multiply
    483,839.08x = 667,720.71 × 268,982.73
  4. Step 4: Simplify right side
    483,839.08x = 179,605,339,453.34
  5. Step 5: Solve for x
    x = 179,605,339,453.34/483,839.08
  6. Step 6: Final answer
    x = 371,208.83

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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.