Home / 483,840.08-667,722.09-268,983.73

Finding the Fourth Proportional to 483,840.08, 667,722.09 and 268,983.73

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Solution

The fourth proportional to 483,840.08, 667,722.09 and 268,983.73 is: 371,210.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,840.08 : 667,722.09 = 268,983.73 : x
  2. Step 2: Convert to fraction form
    483,840.08/667,722.09 = 268,983.73/x
  3. Step 3: Cross multiply
    483,840.08x = 667,722.09 × 268,983.73
  4. Step 4: Simplify right side
    483,840.08x = 179,606,378,371.60
  5. Step 5: Solve for x
    x = 179,606,378,371.60/483,840.08
  6. Step 6: Final answer
    x = 371,210.21

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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.