Home / 437,231.41-655,784.79-137,704.18

Finding the Fourth Proportional to 437,231.41, 655,784.79 and 137,704.18

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Solution

The fourth proportional to 437,231.41, 655,784.79 and 137,704.18 is: 206,536.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,231.41 : 655,784.79 = 137,704.18 : x
  2. Step 2: Convert to fraction form
    437,231.41/655,784.79 = 137,704.18/x
  3. Step 3: Cross multiply
    437,231.41x = 655,784.79 × 137,704.18
  4. Step 4: Simplify right side
    437,231.41x = 90,304,306,763.42
  5. Step 5: Solve for x
    x = 90,304,306,763.42/437,231.41
  6. Step 6: Final answer
    x = 206,536.64

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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.