Home / 322,869.24-445,519.44-179,619.12

Finding the Fourth Proportional to 322,869.24, 445,519.44 and 179,619.12

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Solution

The fourth proportional to 322,869.24, 445,519.44 and 179,619.12 is: 247,852.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,869.24 : 445,519.44 = 179,619.12 : x
  2. Step 2: Convert to fraction form
    322,869.24/445,519.44 = 179,619.12/x
  3. Step 3: Cross multiply
    322,869.24x = 445,519.44 × 179,619.12
  4. Step 4: Simplify right side
    322,869.24x = 80,023,809,755.69
  5. Step 5: Solve for x
    x = 80,023,809,755.69/322,869.24
  6. Step 6: Final answer
    x = 247,852.07

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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.