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Finding the Fourth Proportional to 322,662.33, 445,255.59 and 179,419.26

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Solution

The fourth proportional to 322,662.33, 445,255.59 and 179,419.26 is: 247,588.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,662.33 : 445,255.59 = 179,419.26 : x
  2. Step 2: Convert to fraction form
    322,662.33/445,255.59 = 179,419.26/x
  3. Step 3: Cross multiply
    322,662.33x = 445,255.59 × 179,419.26
  4. Step 4: Simplify right side
    322,662.33x = 79,887,428,468.66
  5. Step 5: Solve for x
    x = 79,887,428,468.66/322,662.33
  6. Step 6: Final answer
    x = 247,588.33

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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.