Home / 894,137.80-1,340,331.90-360,947.20

Finding the Fourth Proportional to 894,137.80, 1,340,331.90 and 360,947.20

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Solution

The fourth proportional to 894,137.80, 1,340,331.90 and 360,947.20 is: 541,067.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,137.80 : 1,340,331.90 = 360,947.20 : x
  2. Step 2: Convert to fraction form
    894,137.80/1,340,331.90 = 360,947.20/x
  3. Step 3: Cross multiply
    894,137.80x = 1,340,331.90 × 360,947.20
  4. Step 4: Simplify right side
    894,137.80x = 483,789,046,375.68
  5. Step 5: Solve for x
    x = 483,789,046,375.68/894,137.80
  6. Step 6: Final answer
    x = 541,067.66

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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.