Home / 827,195.70-1,240,793.55-295,317.30

Finding the Fourth Proportional to 827,195.70, 1,240,793.55 and 295,317.30

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Solution

The fourth proportional to 827,195.70, 1,240,793.55 and 295,317.30 is: 442,975.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,195.70 : 1,240,793.55 = 295,317.30 : x
  2. Step 2: Convert to fraction form
    827,195.70/1,240,793.55 = 295,317.30/x
  3. Step 3: Cross multiply
    827,195.70x = 1,240,793.55 × 295,317.30
  4. Step 4: Simplify right side
    827,195.70x = 366,427,801,043.42
  5. Step 5: Solve for x
    x = 366,427,801,043.42/827,195.70
  6. Step 6: Final answer
    x = 442,975.95

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Similar ratio
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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.