Home / 880,149.56-1,214,610.39-498,250.22

Finding the Fourth Proportional to 880,149.56, 1,214,610.39 and 498,250.22

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Solution

The fourth proportional to 880,149.56, 1,214,610.39 and 498,250.22 is: 687,587.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,149.56 : 1,214,610.39 = 498,250.22 : x
  2. Step 2: Convert to fraction form
    880,149.56/1,214,610.39 = 498,250.22/x
  3. Step 3: Cross multiply
    880,149.56x = 1,214,610.39 × 498,250.22
  4. Step 4: Simplify right side
    880,149.56x = 605,179,887,958.73
  5. Step 5: Solve for x
    x = 605,179,887,958.73/880,149.56
  6. Step 6: Final answer
    x = 687,587.56

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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.