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Finding the Third Proportional to 195.47 and 419.44

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Solution

The third proportional to 195.47 and 419.44 is: 900.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.47 : 419.44 = 419.44 : x
  2. Step 2: Convert to fraction form
    195.47/419.44 = 419.44/x
  3. Step 3: Cross multiply
    195.47x = 419.44 × 419.44
  4. Step 4: Simplify right side
    195.47x = 175,927.82
  5. Step 5: Solve for x
    x = 175,927.82/195.47
  6. Step 6: Final answer
    x = 900.03

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.