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Finding the Fourth Proportional to 803,414.14, 1,204,280.22 and 270,751.12

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Solution

The fourth proportional to 803,414.14, 1,204,280.22 and 270,751.12 is: 405,843.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,414.14 : 1,204,280.22 = 270,751.12 : x
  2. Step 2: Convert to fraction form
    803,414.14/1,204,280.22 = 270,751.12/x
  3. Step 3: Cross multiply
    803,414.14x = 1,204,280.22 × 270,751.12
  4. Step 4: Simplify right side
    803,414.14x = 326,060,218,358.85
  5. Step 5: Solve for x
    x = 326,060,218,358.85/803,414.14
  6. Step 6: Final answer
    x = 405,843.27

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1.5x scale

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.