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Finding the Fourth Proportional to 433,198.43, 649,659.42 and 148,820.41

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Solution

The fourth proportional to 433,198.43, 649,659.42 and 148,820.41 is: 223,183.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,198.43 : 649,659.42 = 148,820.41 : x
  2. Step 2: Convert to fraction form
    433,198.43/649,659.42 = 148,820.41/x
  3. Step 3: Cross multiply
    433,198.43x = 649,659.42 × 148,820.41
  4. Step 4: Simplify right side
    433,198.43x = 96,682,581,244.76
  5. Step 5: Solve for x
    x = 96,682,581,244.76/433,198.43
  6. Step 6: Final answer
    x = 223,183.13

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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.