Home / 648,891.92-895,382.38-362,375.48

Finding the Fourth Proportional to 648,891.92, 895,382.38 and 362,375.48

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Solution

The fourth proportional to 648,891.92, 895,382.38 and 362,375.48 is: 500,028.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,891.92 : 895,382.38 = 362,375.48 : x
  2. Step 2: Convert to fraction form
    648,891.92/895,382.38 = 362,375.48/x
  3. Step 3: Cross multiply
    648,891.92x = 895,382.38 × 362,375.48
  4. Step 4: Simplify right side
    648,891.92x = 324,464,619,736.04
  5. Step 5: Solve for x
    x = 324,464,619,736.04/648,891.92
  6. Step 6: Final answer
    x = 500,028.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.