Home / 906,044.43-1,250,314.88-498,145.85

Finding the Fourth Proportional to 906,044.43, 1,250,314.88 and 498,145.85

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Solution

The fourth proportional to 906,044.43, 1,250,314.88 and 498,145.85 is: 687,426.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,044.43 : 1,250,314.88 = 498,145.85 : x
  2. Step 2: Convert to fraction form
    906,044.43/1,250,314.88 = 498,145.85/x
  3. Step 3: Cross multiply
    906,044.43x = 1,250,314.88 × 498,145.85
  4. Step 4: Simplify right side
    906,044.43x = 622,839,159,922.94
  5. Step 5: Solve for x
    x = 622,839,159,922.94/906,044.43
  6. Step 6: Final answer
    x = 687,426.73

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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.