Home / 906,004.41-1,250,286.87-498,113.19

Finding the Fourth Proportional to 906,004.41, 1,250,286.87 and 498,113.19

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Solution

The fourth proportional to 906,004.41, 1,250,286.87 and 498,113.19 is: 687,396.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,004.41 : 1,250,286.87 = 498,113.19 : x
  2. Step 2: Convert to fraction form
    906,004.41/1,250,286.87 = 498,113.19/x
  3. Step 3: Cross multiply
    906,004.41x = 1,250,286.87 × 498,113.19
  4. Step 4: Simplify right side
    906,004.41x = 622,784,381,230.82
  5. Step 5: Solve for x
    x = 622,784,381,230.82/906,004.41
  6. Step 6: Final answer
    x = 687,396.63

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Double scale
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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.