Home / 416,236.12-574,406.31-225,249.54

Finding the Fourth Proportional to 416,236.12, 574,406.31 and 225,249.54

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Solution

The fourth proportional to 416,236.12, 574,406.31 and 225,249.54 is: 310,844.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,236.12 : 574,406.31 = 225,249.54 : x
  2. Step 2: Convert to fraction form
    416,236.12/574,406.31 = 225,249.54/x
  3. Step 3: Cross multiply
    416,236.12x = 574,406.31 × 225,249.54
  4. Step 4: Simplify right side
    416,236.12x = 129,384,757,100.60
  5. Step 5: Solve for x
    x = 129,384,757,100.60/416,236.12
  6. Step 6: Final answer
    x = 310,844.62

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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.