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Finding the Fourth Proportional to 664,350.27, 996,042.65 and 264,871.23

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Solution

The fourth proportional to 664,350.27, 996,042.65 and 264,871.23 is: 397,114.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,350.27 : 996,042.65 = 264,871.23 : x
  2. Step 2: Convert to fraction form
    664,350.27/996,042.65 = 264,871.23/x
  3. Step 3: Cross multiply
    664,350.27x = 996,042.65 × 264,871.23
  4. Step 4: Simplify right side
    664,350.27x = 263,823,040,513.60
  5. Step 5: Solve for x
    x = 263,823,040,513.60/664,350.27
  6. Step 6: Final answer
    x = 397,114.37

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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.