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Finding the Fourth Proportional to 297,231.88, 445,585.37 and 227,422.84

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Solution

The fourth proportional to 297,231.88, 445,585.37 and 227,422.84 is: 340,933.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,231.88 : 445,585.37 = 227,422.84 : x
  2. Step 2: Convert to fraction form
    297,231.88/445,585.37 = 227,422.84/x
  3. Step 3: Cross multiply
    297,231.88x = 445,585.37 × 227,422.84
  4. Step 4: Simplify right side
    297,231.88x = 101,336,286,942.81
  5. Step 5: Solve for x
    x = 101,336,286,942.81/297,231.88
  6. Step 6: Final answer
    x = 340,933.44

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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.