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Finding the Third Proportional to 236,469 and 507,930

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Solution

The third proportional to 236,469 and 507,930 is: 1,091,022.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,469 : 507,930 = 507,930 : x
  2. Step 2: Convert to fraction form
    236,469/507,930 = 507,930/x
  3. Step 3: Cross multiply
    236,469x = 507,930 × 507,930
  4. Step 4: Simplify right side
    236,469x = 257,992,884,900
  5. Step 5: Solve for x
    x = 257,992,884,900/236,469
  6. Step 6: Final answer
    x = 1,091,022.02

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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.