Home / 341,733.20-512,446.20-131,301.20

Finding the Fourth Proportional to 341,733.20, 512,446.20 and 131,301.20

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Solution

The fourth proportional to 341,733.20, 512,446.20 and 131,301.20 is: 196,892.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,733.20 : 512,446.20 = 131,301.20 : x
  2. Step 2: Convert to fraction form
    341,733.20/512,446.20 = 131,301.20/x
  3. Step 3: Cross multiply
    341,733.20x = 512,446.20 × 131,301.20
  4. Step 4: Simplify right side
    341,733.20x = 67,284,800,995.44
  5. Step 5: Solve for x
    x = 67,284,800,995.44/341,733.20
  6. Step 6: Final answer
    x = 196,892.78

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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.