Home / 465,192.20-641,797.26-263,871.56

Finding the Fourth Proportional to 465,192.20, 641,797.26 and 263,871.56

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Solution

The fourth proportional to 465,192.20, 641,797.26 and 263,871.56 is: 364,047.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,192.20 : 641,797.26 = 263,871.56 : x
  2. Step 2: Convert to fraction form
    465,192.20/641,797.26 = 263,871.56/x
  3. Step 3: Cross multiply
    465,192.20x = 641,797.26 × 263,871.56
  4. Step 4: Simplify right side
    465,192.20x = 169,352,040,990.94
  5. Step 5: Solve for x
    x = 169,352,040,990.94/465,192.20
  6. Step 6: Final answer
    x = 364,047.47

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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.