Home / 801,044.80-1,199,234.40-485,339.20

Finding the Fourth Proportional to 801,044.80, 1,199,234.40 and 485,339.20

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Solution

The fourth proportional to 801,044.80, 1,199,234.40 and 485,339.20 is: 726,595.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,044.80 : 1,199,234.40 = 485,339.20 : x
  2. Step 2: Convert to fraction form
    801,044.80/1,199,234.40 = 485,339.20/x
  3. Step 3: Cross multiply
    801,044.80x = 1,199,234.40 × 485,339.20
  4. Step 4: Simplify right side
    801,044.80x = 582,035,464,308.48
  5. Step 5: Solve for x
    x = 582,035,464,308.48/801,044.80
  6. Step 6: Final answer
    x = 726,595.40

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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.