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Finding the Third Proportional to 281,668.50 and 383,622.75

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Solution

The third proportional to 281,668.50 and 383,622.75 is: 522,480.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,668.50 : 383,622.75 = 383,622.75 : x
  2. Step 2: Convert to fraction form
    281,668.50/383,622.75 = 383,622.75/x
  3. Step 3: Cross multiply
    281,668.50x = 383,622.75 × 383,622.75
  4. Step 4: Simplify right side
    281,668.50x = 147,166,414,317.56
  5. Step 5: Solve for x
    x = 147,166,414,317.56/281,668.50
  6. Step 6: Final answer
    x = 522,480.91

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.