Home / 851,743.20-1,274,956.92-627,357

Finding the Fourth Proportional to 851,743.20, 1,274,956.92 and 627,357

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Solution

The fourth proportional to 851,743.20, 1,274,956.92 and 627,357 is: 939,077.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,743.20 : 1,274,956.92 = 627,357 : x
  2. Step 2: Convert to fraction form
    851,743.20/1,274,956.92 = 627,357/x
  3. Step 3: Cross multiply
    851,743.20x = 1,274,956.92 × 627,357
  4. Step 4: Simplify right side
    851,743.20x = 799,853,148,460.44
  5. Step 5: Solve for x
    x = 799,853,148,460.44/851,743.20
  6. Step 6: Final answer
    x = 939,077.82

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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.