Home / 344,190.80-516,286.20-269,541.20

Finding the Fourth Proportional to 344,190.80, 516,286.20 and 269,541.20

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Solution

The fourth proportional to 344,190.80, 516,286.20 and 269,541.20 is: 404,311.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,190.80 : 516,286.20 = 269,541.20 : x
  2. Step 2: Convert to fraction form
    344,190.80/516,286.20 = 269,541.20/x
  3. Step 3: Cross multiply
    344,190.80x = 516,286.20 × 269,541.20
  4. Step 4: Simplify right side
    344,190.80x = 139,160,401,891.44
  5. Step 5: Solve for x
    x = 139,160,401,891.44/344,190.80
  6. Step 6: Final answer
    x = 404,311.80

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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.