Home / 746,674.20-1,120,011.30-185,708.70

Finding the Fourth Proportional to 746,674.20, 1,120,011.30 and 185,708.70

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Solution

The fourth proportional to 746,674.20, 1,120,011.30 and 185,708.70 is: 278,563.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,674.20 : 1,120,011.30 = 185,708.70 : x
  2. Step 2: Convert to fraction form
    746,674.20/1,120,011.30 = 185,708.70/x
  3. Step 3: Cross multiply
    746,674.20x = 1,120,011.30 × 185,708.70
  4. Step 4: Simplify right side
    746,674.20x = 207,995,842,508.31
  5. Step 5: Solve for x
    x = 207,995,842,508.31/746,674.20
  6. Step 6: Final answer
    x = 278,563.05

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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.