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Finding the Third Proportional to 467.06 and 921.75

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Solution

The third proportional to 467.06 and 921.75 is: 1,819.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.06 : 921.75 = 921.75 : x
  2. Step 2: Convert to fraction form
    467.06/921.75 = 921.75/x
  3. Step 3: Cross multiply
    467.06x = 921.75 × 921.75
  4. Step 4: Simplify right side
    467.06x = 849,623.06
  5. Step 5: Solve for x
    x = 849,623.06/467.06
  6. Step 6: Final answer
    x = 1,819.08

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Why These Related Problems?

These problems maintain the same ratio (1.97) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.