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Finding the Third Proportional to 258,761 and 565,798

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Solution

The third proportional to 258,761 and 565,798 is: 1,237,154.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,761 : 565,798 = 565,798 : x
  2. Step 2: Convert to fraction form
    258,761/565,798 = 565,798/x
  3. Step 3: Cross multiply
    258,761x = 565,798 × 565,798
  4. Step 4: Simplify right side
    258,761x = 320,127,376,804
  5. Step 5: Solve for x
    x = 320,127,376,804/258,761
  6. Step 6: Final answer
    x = 1,237,154.66

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.