Home / 906,029.29-1,250,322.92-498,172.83

Finding the Fourth Proportional to 906,029.29, 1,250,322.92 and 498,172.83

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Solution

The fourth proportional to 906,029.29, 1,250,322.92 and 498,172.83 is: 687,479.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,029.29 : 1,250,322.92 = 498,172.83 : x
  2. Step 2: Convert to fraction form
    906,029.29/1,250,322.92 = 498,172.83/x
  3. Step 3: Cross multiply
    906,029.29x = 1,250,322.92 × 498,172.83
  4. Step 4: Simplify right side
    906,029.29x = 622,876,907,470.26
  5. Step 5: Solve for x
    x = 622,876,907,470.26/906,029.29
  6. Step 6: Final answer
    x = 687,479.88

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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.