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Finding the Third Proportional to 232,866 and 509,319

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Solution

The third proportional to 232,866 and 509,319 is: 1,113,970.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,866 : 509,319 = 509,319 : x
  2. Step 2: Convert to fraction form
    232,866/509,319 = 509,319/x
  3. Step 3: Cross multiply
    232,866x = 509,319 × 509,319
  4. Step 4: Simplify right side
    232,866x = 259,405,843,761
  5. Step 5: Solve for x
    x = 259,405,843,761/232,866
  6. Step 6: Final answer
    x = 1,113,970.45

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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.