Home / 827,690.80-1,241,244.60-295,229.20

Finding the Fourth Proportional to 827,690.80, 1,241,244.60 and 295,229.20

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Solution

The fourth proportional to 827,690.80, 1,241,244.60 and 295,229.20 is: 442,739.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,690.80 : 1,241,244.60 = 295,229.20 : x
  2. Step 2: Convert to fraction form
    827,690.80/1,241,244.60 = 295,229.20/x
  3. Step 3: Cross multiply
    827,690.80x = 1,241,244.60 × 295,229.20
  4. Step 4: Simplify right side
    827,690.80x = 366,451,650,262.32
  5. Step 5: Solve for x
    x = 366,451,650,262.32/827,690.80
  6. Step 6: Final answer
    x = 442,739.79

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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.