Home / 996,847.22-1,375,680.30-567,189.20

Finding the Fourth Proportional to 996,847.22, 1,375,680.30 and 567,189.20

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Solution

The fourth proportional to 996,847.22, 1,375,680.30 and 567,189.20 is: 782,738.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,847.22 : 1,375,680.30 = 567,189.20 : x
  2. Step 2: Convert to fraction form
    996,847.22/1,375,680.30 = 567,189.20/x
  3. Step 3: Cross multiply
    996,847.22x = 1,375,680.30 × 567,189.20
  4. Step 4: Simplify right side
    996,847.22x = 780,271,008,812.76
  5. Step 5: Solve for x
    x = 780,271,008,812.76/996,847.22
  6. Step 6: Final answer
    x = 782,738.81

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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.