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Finding the Fourth Proportional to 322,608, 445,199.04 and 181,296

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Solution

The fourth proportional to 322,608, 445,199.04 and 181,296 is: 250,188.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,608 : 445,199.04 = 181,296 : x
  2. Step 2: Convert to fraction form
    322,608/445,199.04 = 181,296/x
  3. Step 3: Cross multiply
    322,608x = 445,199.04 × 181,296
  4. Step 4: Simplify right side
    322,608x = 80,712,805,155.84
  5. Step 5: Solve for x
    x = 80,712,805,155.84/322,608
  6. Step 6: Final answer
    x = 250,188.48

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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.