Home / 481,268.64-722,612.60-268,452.35

Finding the Fourth Proportional to 481,268.64, 722,612.60 and 268,452.35

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Solution

The fourth proportional to 481,268.64, 722,612.60 and 268,452.35 is: 403,074.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,268.64 : 722,612.60 = 268,452.35 : x
  2. Step 2: Convert to fraction form
    481,268.64/722,612.60 = 268,452.35/x
  3. Step 3: Cross multiply
    481,268.64x = 722,612.60 × 268,452.35
  4. Step 4: Simplify right side
    481,268.64x = 193,987,053,087.27
  5. Step 5: Solve for x
    x = 193,987,053,087.27/481,268.64
  6. Step 6: Final answer
    x = 403,074.37

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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.