Home / 814,491.98-1,222,214.25-341,137.70

Finding the Fourth Proportional to 814,491.98, 1,222,214.25 and 341,137.70

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Solution

The fourth proportional to 814,491.98, 1,222,214.25 and 341,137.70 is: 511,906.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,491.98 : 1,222,214.25 = 341,137.70 : x
  2. Step 2: Convert to fraction form
    814,491.98/1,222,214.25 = 341,137.70/x
  3. Step 3: Cross multiply
    814,491.98x = 1,222,214.25 × 341,137.70
  4. Step 4: Simplify right side
    814,491.98x = 416,943,350,335.47
  5. Step 5: Solve for x
    x = 416,943,350,335.47/814,491.98
  6. Step 6: Final answer
    x = 511,906.03

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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.