Home / 483,359.76-667,027.56-268,491.28

Finding the Fourth Proportional to 483,359.76, 667,027.56 and 268,491.28

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Solution

The fourth proportional to 483,359.76, 667,027.56 and 268,491.28 is: 370,513.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,359.76 : 667,027.56 = 268,491.28 : x
  2. Step 2: Convert to fraction form
    483,359.76/667,027.56 = 268,491.28/x
  3. Step 3: Cross multiply
    483,359.76x = 667,027.56 × 268,491.28
  4. Step 4: Simplify right side
    483,359.76x = 179,091,083,379.68
  5. Step 5: Solve for x
    x = 179,091,083,379.68/483,359.76
  6. Step 6: Final answer
    x = 370,513.02

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1.5x scale

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.