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Finding the Third Proportional to 157.73 and 341.63

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Solution

The third proportional to 157.73 and 341.63 is: 739.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    157.73 : 341.63 = 341.63 : x
  2. Step 2: Convert to fraction form
    157.73/341.63 = 341.63/x
  3. Step 3: Cross multiply
    157.73x = 341.63 × 341.63
  4. Step 4: Simplify right side
    157.73x = 116,707.64
  5. Step 5: Solve for x
    x = 116,707.64/157.73
  6. Step 6: Final answer
    x = 739.90

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.