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Finding the Third Proportional to 290,044 and 622,933

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Solution

The third proportional to 290,044 and 622,933 is: 1,337,885.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,044 : 622,933 = 622,933 : x
  2. Step 2: Convert to fraction form
    290,044/622,933 = 622,933/x
  3. Step 3: Cross multiply
    290,044x = 622,933 × 622,933
  4. Step 4: Simplify right side
    290,044x = 388,045,522,489
  5. Step 5: Solve for x
    x = 388,045,522,489/290,044
  6. Step 6: Final answer
    x = 1,337,885.02

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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.