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Finding the Third Proportional to 904.75 and 1,949.75

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Solution

The third proportional to 904.75 and 1,949.75 is: 4,201.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    904.75 : 1,949.75 = 1,949.75 : x
  2. Step 2: Convert to fraction form
    904.75/1,949.75 = 1,949.75/x
  3. Step 3: Cross multiply
    904.75x = 1,949.75 × 1,949.75
  4. Step 4: Simplify right side
    904.75x = 3,801,525.06
  5. Step 5: Solve for x
    x = 3,801,525.06/904.75
  6. Step 6: Final answer
    x = 4,201.74

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.