Home / 325,400.90-449,049.78-182,162.12

Finding the Fourth Proportional to 325,400.90, 449,049.78 and 182,162.12

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Solution

The fourth proportional to 325,400.90, 449,049.78 and 182,162.12 is: 251,381.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,400.90 : 449,049.78 = 182,162.12 : x
  2. Step 2: Convert to fraction form
    325,400.90/449,049.78 = 182,162.12/x
  3. Step 3: Cross multiply
    325,400.90x = 449,049.78 × 182,162.12
  4. Step 4: Simplify right side
    325,400.90x = 81,799,859,910.33
  5. Step 5: Solve for x
    x = 81,799,859,910.33/325,400.90
  6. Step 6: Final answer
    x = 251,381.79

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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.