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Finding the Fourth Proportional to 322,379.30, 444,924.34 and 195,055.94

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Solution

The fourth proportional to 322,379.30, 444,924.34 and 195,055.94 is: 269,201.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,379.30 : 444,924.34 = 195,055.94 : x
  2. Step 2: Convert to fraction form
    322,379.30/444,924.34 = 195,055.94/x
  3. Step 3: Cross multiply
    322,379.30x = 444,924.34 × 195,055.94
  4. Step 4: Simplify right side
    322,379.30x = 86,785,132,655.32
  5. Step 5: Solve for x
    x = 86,785,132,655.32/322,379.30
  6. Step 6: Final answer
    x = 269,201.94

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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.