Home / 513,202.27-769,540.56-273,452.80

Finding the Fourth Proportional to 513,202.27, 769,540.56 and 273,452.80

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Solution

The fourth proportional to 513,202.27, 769,540.56 and 273,452.80 is: 410,039.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,202.27 : 769,540.56 = 273,452.80 : x
  2. Step 2: Convert to fraction form
    513,202.27/769,540.56 = 273,452.80/x
  3. Step 3: Cross multiply
    513,202.27x = 769,540.56 × 273,452.80
  4. Step 4: Simplify right side
    513,202.27x = 210,433,020,845.57
  5. Step 5: Solve for x
    x = 210,433,020,845.57/513,202.27
  6. Step 6: Final answer
    x = 410,039.15

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1.5x scale

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.