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Finding the Fourth Proportional to 322,580.36, 445,112.05 and 184,737.85

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Solution

The fourth proportional to 322,580.36, 445,112.05 and 184,737.85 is: 254,910.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,580.36 : 445,112.05 = 184,737.85 : x
  2. Step 2: Convert to fraction form
    322,580.36/445,112.05 = 184,737.85/x
  3. Step 3: Cross multiply
    322,580.36x = 445,112.05 × 184,737.85
  4. Step 4: Simplify right side
    322,580.36x = 82,229,040,900.53
  5. Step 5: Solve for x
    x = 82,229,040,900.53/322,580.36
  6. Step 6: Final answer
    x = 254,910.26

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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.