Home / 322,824.50-445,476.75-179,579.42

Finding the Fourth Proportional to 322,824.50, 445,476.75 and 179,579.42

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Solution

The fourth proportional to 322,824.50, 445,476.75 and 179,579.42 is: 247,807.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,824.50 : 445,476.75 = 179,579.42 : x
  2. Step 2: Convert to fraction form
    322,824.50/445,476.75 = 179,579.42/x
  3. Step 3: Cross multiply
    322,824.50x = 445,476.75 × 179,579.42
  4. Step 4: Simplify right side
    322,824.50x = 79,998,456,388.49
  5. Step 5: Solve for x
    x = 79,998,456,388.49/322,824.50
  6. Step 6: Final answer
    x = 247,807.88

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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.