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Finding the Fourth Proportional to 322,365.69, 444,845.12 and 179,120.84

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Solution

The fourth proportional to 322,365.69, 444,845.12 and 179,120.84 is: 247,175.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,365.69 : 444,845.12 = 179,120.84 : x
  2. Step 2: Convert to fraction form
    322,365.69/444,845.12 = 179,120.84/x
  3. Step 3: Cross multiply
    322,365.69x = 444,845.12 × 179,120.84
  4. Step 4: Simplify right side
    322,365.69x = 79,681,028,444.47
  5. Step 5: Solve for x
    x = 79,681,028,444.47/322,365.69
  6. Step 6: Final answer
    x = 247,175.90

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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.