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Finding the Fourth Proportional to 293,310.75, 404,768.84 and 159,174.75

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Solution

The fourth proportional to 293,310.75, 404,768.84 and 159,174.75 is: 219,661.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,310.75 : 404,768.84 = 159,174.75 : x
  2. Step 2: Convert to fraction form
    293,310.75/404,768.84 = 159,174.75/x
  3. Step 3: Cross multiply
    293,310.75x = 404,768.84 × 159,174.75
  4. Step 4: Simplify right side
    293,310.75x = 64,428,978,118.92
  5. Step 5: Solve for x
    x = 64,428,978,118.92/293,310.75
  6. Step 6: Final answer
    x = 219,661.16

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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.