Home / 325,645.38-449,418.60-182,434.86

Finding the Fourth Proportional to 325,645.38, 449,418.60 and 182,434.86

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Solution

The fourth proportional to 325,645.38, 449,418.60 and 182,434.86 is: 251,775.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,645.38 : 449,418.60 = 182,434.86 : x
  2. Step 2: Convert to fraction form
    325,645.38/449,418.60 = 182,434.86/x
  3. Step 3: Cross multiply
    325,645.38x = 449,418.60 × 182,434.86
  4. Step 4: Simplify right side
    325,645.38x = 81,989,619,372.40
  5. Step 5: Solve for x
    x = 81,989,619,372.40/325,645.38
  6. Step 6: Final answer
    x = 251,775.78

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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.