Home / 979,739.52-1,469,736-675,568.32

Finding the Fourth Proportional to 979,739.52, 1,469,736 and 675,568.32

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Solution

The fourth proportional to 979,739.52, 1,469,736 and 675,568.32 is: 1,013,439.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,739.52 : 1,469,736 = 675,568.32 : x
  2. Step 2: Convert to fraction form
    979,739.52/1,469,736 = 675,568.32/x
  3. Step 3: Cross multiply
    979,739.52x = 1,469,736 × 675,568.32
  4. Step 4: Simplify right side
    979,739.52x = 992,907,080,363.52
  5. Step 5: Solve for x
    x = 992,907,080,363.52/979,739.52
  6. Step 6: Final answer
    x = 1,013,439.86

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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.