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Finding the Third Proportional to 334,682 and 509,867

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Solution

The third proportional to 334,682 and 509,867 is: 776,750.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,682 : 509,867 = 509,867 : x
  2. Step 2: Convert to fraction form
    334,682/509,867 = 509,867/x
  3. Step 3: Cross multiply
    334,682x = 509,867 × 509,867
  4. Step 4: Simplify right side
    334,682x = 259,964,357,689
  5. Step 5: Solve for x
    x = 259,964,357,689/334,682
  6. Step 6: Final answer
    x = 776,750.34

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.