Home / 322,406.06-444,451.43-225,308.46

Finding the Fourth Proportional to 322,406.06, 444,451.43 and 225,308.46

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Solution

The fourth proportional to 322,406.06, 444,451.43 and 225,308.46 is: 310,597.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,406.06 : 444,451.43 = 225,308.46 : x
  2. Step 2: Convert to fraction form
    322,406.06/444,451.43 = 225,308.46/x
  3. Step 3: Cross multiply
    322,406.06x = 444,451.43 × 225,308.46
  4. Step 4: Simplify right side
    322,406.06x = 100,138,665,015.84
  5. Step 5: Solve for x
    x = 100,138,665,015.84/322,406.06
  6. Step 6: Final answer
    x = 310,597.97

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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.