Home / 331,568.20-497,352.18-82,250.20

Finding the Fourth Proportional to 331,568.20, 497,352.18 and 82,250.20

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Solution

The fourth proportional to 331,568.20, 497,352.18 and 82,250.20 is: 123,375.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,568.20 : 497,352.18 = 82,250.20 : x
  2. Step 2: Convert to fraction form
    331,568.20/497,352.18 = 82,250.20/x
  3. Step 3: Cross multiply
    331,568.20x = 497,352.18 × 82,250.20
  4. Step 4: Simplify right side
    331,568.20x = 40,907,316,275.44
  5. Step 5: Solve for x
    x = 40,907,316,275.44/331,568.20
  6. Step 6: Final answer
    x = 123,375.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.