Home / 326,265.68-449,986.92-269,578.64

Finding the Fourth Proportional to 326,265.68, 449,986.92 and 269,578.64

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Solution

The fourth proportional to 326,265.68, 449,986.92 and 269,578.64 is: 371,803.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,265.68 : 449,986.92 = 269,578.64 : x
  2. Step 2: Convert to fraction form
    326,265.68/449,986.92 = 269,578.64/x
  3. Step 3: Cross multiply
    326,265.68x = 449,986.92 × 269,578.64
  4. Step 4: Simplify right side
    326,265.68x = 121,306,861,911.39
  5. Step 5: Solve for x
    x = 121,306,861,911.39/326,265.68
  6. Step 6: Final answer
    x = 371,803.93

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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.