Home / 225,546.10-338,405.55-222,003.70

Finding the Fourth Proportional to 225,546.10, 338,405.55 and 222,003.70

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Solution

The fourth proportional to 225,546.10, 338,405.55 and 222,003.70 is: 333,090.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,546.10 : 338,405.55 = 222,003.70 : x
  2. Step 2: Convert to fraction form
    225,546.10/338,405.55 = 222,003.70/x
  3. Step 3: Cross multiply
    225,546.10x = 338,405.55 × 222,003.70
  4. Step 4: Simplify right side
    225,546.10x = 75,127,284,200.54
  5. Step 5: Solve for x
    x = 75,127,284,200.54/225,546.10
  6. Step 6: Final answer
    x = 333,090.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.