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Finding the Fourth Proportional to 322,736.97, 483,771.93 and 123,003.72

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Solution

The fourth proportional to 322,736.97, 483,771.93 and 123,003.72 is: 184,378.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,736.97 : 483,771.93 = 123,003.72 : x
  2. Step 2: Convert to fraction form
    322,736.97/483,771.93 = 123,003.72/x
  3. Step 3: Cross multiply
    322,736.97x = 483,771.93 × 123,003.72
  4. Step 4: Simplify right side
    322,736.97x = 59,505,747,021.58
  5. Step 5: Solve for x
    x = 59,505,747,021.58/322,736.97
  6. Step 6: Final answer
    x = 184,378.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.