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Finding the Third Proportional to 196,119 and 313,375.50

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Solution

The third proportional to 196,119 and 313,375.50 is: 500,737.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,119 : 313,375.50 = 313,375.50 : x
  2. Step 2: Convert to fraction form
    196,119/313,375.50 = 313,375.50/x
  3. Step 3: Cross multiply
    196,119x = 313,375.50 × 313,375.50
  4. Step 4: Simplify right side
    196,119x = 98,204,204,000.25
  5. Step 5: Solve for x
    x = 98,204,204,000.25/196,119
  6. Step 6: Final answer
    x = 500,737.84

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.