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Finding the Fourth Proportional to 322,850.36, 445,526.78 and 179,607.32

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Solution

The fourth proportional to 322,850.36, 445,526.78 and 179,607.32 is: 247,854.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,850.36 : 445,526.78 = 179,607.32 : x
  2. Step 2: Convert to fraction form
    322,850.36/445,526.78 = 179,607.32/x
  3. Step 3: Cross multiply
    322,850.36x = 445,526.78 × 179,607.32
  4. Step 4: Simplify right side
    322,850.36x = 80,019,870,944.03
  5. Step 5: Solve for x
    x = 80,019,870,944.03/322,850.36
  6. Step 6: Final answer
    x = 247,854.36

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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.