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Finding the Fourth Proportional to 295,794.56, 443,514.25 and 135,669.92

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Solution

The fourth proportional to 295,794.56, 443,514.25 and 135,669.92 is: 203,423.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,794.56 : 443,514.25 = 135,669.92 : x
  2. Step 2: Convert to fraction form
    295,794.56/443,514.25 = 135,669.92/x
  3. Step 3: Cross multiply
    295,794.56x = 443,514.25 × 135,669.92
  4. Step 4: Simplify right side
    295,794.56x = 60,171,542,816.36
  5. Step 5: Solve for x
    x = 60,171,542,816.36/295,794.56
  6. Step 6: Final answer
    x = 203,423.43

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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.