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Finding the Third Proportional to 258,953 and 564,979

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Solution

The third proportional to 258,953 and 564,979 is: 1,232,661.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,953 : 564,979 = 564,979 : x
  2. Step 2: Convert to fraction form
    258,953/564,979 = 564,979/x
  3. Step 3: Cross multiply
    258,953x = 564,979 × 564,979
  4. Step 4: Simplify right side
    258,953x = 319,201,270,441
  5. Step 5: Solve for x
    x = 319,201,270,441/258,953
  6. Step 6: Final answer
    x = 1,232,661.03

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.