Home / 327,634.20-451,961.80-225,482.32

Finding the Fourth Proportional to 327,634.20, 451,961.80 and 225,482.32

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Solution

The fourth proportional to 327,634.20, 451,961.80 and 225,482.32 is: 311,046.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,634.20 : 451,961.80 = 225,482.32 : x
  2. Step 2: Convert to fraction form
    327,634.20/451,961.80 = 225,482.32/x
  3. Step 3: Cross multiply
    327,634.20x = 451,961.80 × 225,482.32
  4. Step 4: Simplify right side
    327,634.20x = 101,909,395,215.38
  5. Step 5: Solve for x
    x = 101,909,395,215.38/327,634.20
  6. Step 6: Final answer
    x = 311,046.27

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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.