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Finding the Fourth Proportional to 367,096.75, 550,622.90 and 218,284.04

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Solution

The fourth proportional to 367,096.75, 550,622.90 and 218,284.04 is: 327,412.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,096.75 : 550,622.90 = 218,284.04 : x
  2. Step 2: Convert to fraction form
    367,096.75/550,622.90 = 218,284.04/x
  3. Step 3: Cross multiply
    367,096.75x = 550,622.90 × 218,284.04
  4. Step 4: Simplify right side
    367,096.75x = 120,192,193,050.78
  5. Step 5: Solve for x
    x = 120,192,193,050.78/367,096.75
  6. Step 6: Final answer
    x = 327,412.85

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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.