Home / 437,441.31-656,099.66-137,882.96

Finding the Fourth Proportional to 437,441.31, 656,099.66 and 137,882.96

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Solution

The fourth proportional to 437,441.31, 656,099.66 and 137,882.96 is: 206,804.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,441.31 : 656,099.66 = 137,882.96 : x
  2. Step 2: Convert to fraction form
    437,441.31/656,099.66 = 137,882.96/x
  3. Step 3: Cross multiply
    437,441.31x = 656,099.66 × 137,882.96
  4. Step 4: Simplify right side
    437,441.31x = 90,464,959,205.88
  5. Step 5: Solve for x
    x = 90,464,959,205.88/437,441.31
  6. Step 6: Final answer
    x = 206,804.79

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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.