Home / 722,198.11-1,082,947.23-362,214.28

Finding the Fourth Proportional to 722,198.11, 1,082,947.23 and 362,214.28

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Solution

The fourth proportional to 722,198.11, 1,082,947.23 and 362,214.28 is: 543,145.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,198.11 : 1,082,947.23 = 362,214.28 : x
  2. Step 2: Convert to fraction form
    722,198.11/1,082,947.23 = 362,214.28/x
  3. Step 3: Cross multiply
    722,198.11x = 1,082,947.23 × 362,214.28
  4. Step 4: Simplify right side
    722,198.11x = 392,258,951,192.44
  5. Step 5: Solve for x
    x = 392,258,951,192.44/722,198.11
  6. Step 6: Final answer
    x = 543,145.91

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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.