Home / 906,072.27-1,250,354.25-498,173.55

Finding the Fourth Proportional to 906,072.27, 1,250,354.25 and 498,173.55

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Solution

The fourth proportional to 906,072.27, 1,250,354.25 and 498,173.55 is: 687,465.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,072.27 : 1,250,354.25 = 498,173.55 : x
  2. Step 2: Convert to fraction form
    906,072.27/1,250,354.25 = 498,173.55/x
  3. Step 3: Cross multiply
    906,072.27x = 1,250,354.25 × 498,173.55
  4. Step 4: Simplify right side
    906,072.27x = 622,893,415,480.09
  5. Step 5: Solve for x
    x = 622,893,415,480.09/906,072.27
  6. Step 6: Final answer
    x = 687,465.49

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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.