Home / 324,974.40-448,456.31-179,785.65

Finding the Fourth Proportional to 324,974.40, 448,456.31 and 179,785.65

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Solution

The fourth proportional to 324,974.40, 448,456.31 and 179,785.65 is: 248,099.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,974.40 : 448,456.31 = 179,785.65 : x
  2. Step 2: Convert to fraction form
    324,974.40/448,456.31 = 179,785.65/x
  3. Step 3: Cross multiply
    324,974.40x = 448,456.31 × 179,785.65
  4. Step 4: Simplify right side
    324,974.40x = 80,626,008,291.02
  5. Step 5: Solve for x
    x = 80,626,008,291.02/324,974.40
  6. Step 6: Final answer
    x = 248,099.57

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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.