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Finding the Third Proportional to 333,372 and 718,869

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Solution

The third proportional to 333,372 and 718,869 is: 1,550,138.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,372 : 718,869 = 718,869 : x
  2. Step 2: Convert to fraction form
    333,372/718,869 = 718,869/x
  3. Step 3: Cross multiply
    333,372x = 718,869 × 718,869
  4. Step 4: Simplify right side
    333,372x = 516,772,639,161
  5. Step 5: Solve for x
    x = 516,772,639,161/333,372
  6. Step 6: Final answer
    x = 1,550,138.10

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.