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Finding the Third Proportional to 515,028 and 795,888

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Solution

The third proportional to 515,028 and 795,888 is: 1,229,909.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,028 : 795,888 = 795,888 : x
  2. Step 2: Convert to fraction form
    515,028/795,888 = 795,888/x
  3. Step 3: Cross multiply
    515,028x = 795,888 × 795,888
  4. Step 4: Simplify right side
    515,028x = 633,437,708,544
  5. Step 5: Solve for x
    x = 633,437,708,544/515,028
  6. Step 6: Final answer
    x = 1,229,909.26

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.