Home / 844,275.75-1,165,100.77-457,091.09

Finding the Fourth Proportional to 844,275.75, 1,165,100.77 and 457,091.09

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Solution

The fourth proportional to 844,275.75, 1,165,100.77 and 457,091.09 is: 630,785.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,275.75 : 1,165,100.77 = 457,091.09 : x
  2. Step 2: Convert to fraction form
    844,275.75/1,165,100.77 = 457,091.09/x
  3. Step 3: Cross multiply
    844,275.75x = 1,165,100.77 × 457,091.09
  4. Step 4: Simplify right side
    844,275.75x = 532,557,180,919.14
  5. Step 5: Solve for x
    x = 532,557,180,919.14/844,275.75
  6. Step 6: Final answer
    x = 630,785.83

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1.5x scale

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.