Home / 949,952.44-1,425,107.94-381,378.10

Finding the Fourth Proportional to 949,952.44, 1,425,107.94 and 381,378.10

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Solution

The fourth proportional to 949,952.44, 1,425,107.94 and 381,378.10 is: 572,139.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,952.44 : 1,425,107.94 = 381,378.10 : x
  2. Step 2: Convert to fraction form
    949,952.44/1,425,107.94 = 381,378.10/x
  3. Step 3: Cross multiply
    949,952.44x = 1,425,107.94 × 381,378.10
  4. Step 4: Simplify right side
    949,952.44x = 543,504,958,452.11
  5. Step 5: Solve for x
    x = 543,504,958,452.11/949,952.44
  6. Step 6: Final answer
    x = 572,139.13

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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.