Home / 996,878.20-1,375,674.30-567,149.11

Finding the Fourth Proportional to 996,878.20, 1,375,674.30 and 567,149.11

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Solution

The fourth proportional to 996,878.20, 1,375,674.30 and 567,149.11 is: 782,655.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,878.20 : 1,375,674.30 = 567,149.11 : x
  2. Step 2: Convert to fraction form
    996,878.20/1,375,674.30 = 567,149.11/x
  3. Step 3: Cross multiply
    996,878.20x = 1,375,674.30 × 567,149.11
  4. Step 4: Simplify right side
    996,878.20x = 780,212,454,894.87
  5. Step 5: Solve for x
    x = 780,212,454,894.87/996,878.20
  6. Step 6: Final answer
    x = 782,655.75

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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.