Home / 948,170.94-1,422,257.77-387,205.44

Finding the Fourth Proportional to 948,170.94, 1,422,257.77 and 387,205.44

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Solution

The fourth proportional to 948,170.94, 1,422,257.77 and 387,205.44 is: 580,808.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,170.94 : 1,422,257.77 = 387,205.44 : x
  2. Step 2: Convert to fraction form
    948,170.94/1,422,257.77 = 387,205.44/x
  3. Step 3: Cross multiply
    948,170.94x = 1,422,257.77 × 387,205.44
  4. Step 4: Simplify right side
    948,170.94x = 550,705,943,522.65
  5. Step 5: Solve for x
    x = 550,705,943,522.65/948,170.94
  6. Step 6: Final answer
    x = 580,808.71

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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.