Home / 803,310.28-1,204,922.97-263,495.44

Finding the Fourth Proportional to 803,310.28, 1,204,922.97 and 263,495.44

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Solution

The fourth proportional to 803,310.28, 1,204,922.97 and 263,495.44 is: 395,229.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,310.28 : 1,204,922.97 = 263,495.44 : x
  2. Step 2: Convert to fraction form
    803,310.28/1,204,922.97 = 263,495.44/x
  3. Step 3: Cross multiply
    803,310.28x = 1,204,922.97 × 263,495.44
  4. Step 4: Simplify right side
    803,310.28x = 317,491,708,146.26
  5. Step 5: Solve for x
    x = 317,491,708,146.26/803,310.28
  6. Step 6: Final answer
    x = 395,229.24

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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.