Home / 979,696.20-1,352,179.74-566,250.60

Finding the Fourth Proportional to 979,696.20, 1,352,179.74 and 566,250.60

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Solution

The fourth proportional to 979,696.20, 1,352,179.74 and 566,250.60 is: 781,540.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,696.20 : 1,352,179.74 = 566,250.60 : x
  2. Step 2: Convert to fraction form
    979,696.20/1,352,179.74 = 566,250.60/x
  3. Step 3: Cross multiply
    979,696.20x = 1,352,179.74 × 566,250.60
  4. Step 4: Simplify right side
    979,696.20x = 765,672,589,082.84
  5. Step 5: Solve for x
    x = 765,672,589,082.84/979,696.20
  6. Step 6: Final answer
    x = 781,540.84

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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.