Home / 206,584.20-309,438.90-184,422.60

Finding the Fourth Proportional to 206,584.20, 309,438.90 and 184,422.60

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Solution

The fourth proportional to 206,584.20, 309,438.90 and 184,422.60 is: 276,243.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,584.20 : 309,438.90 = 184,422.60 : x
  2. Step 2: Convert to fraction form
    206,584.20/309,438.90 = 184,422.60/x
  3. Step 3: Cross multiply
    206,584.20x = 309,438.90 × 184,422.60
  4. Step 4: Simplify right side
    206,584.20x = 57,067,526,479.14
  5. Step 5: Solve for x
    x = 57,067,526,479.14/206,584.20
  6. Step 6: Final answer
    x = 276,243.42

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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.