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Finding the Third Proportional to 141,369 and 304,879

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Solution

The third proportional to 141,369 and 304,879 is: 657,507.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,369 : 304,879 = 304,879 : x
  2. Step 2: Convert to fraction form
    141,369/304,879 = 304,879/x
  3. Step 3: Cross multiply
    141,369x = 304,879 × 304,879
  4. Step 4: Simplify right side
    141,369x = 92,951,204,641
  5. Step 5: Solve for x
    x = 92,951,204,641/141,369
  6. Step 6: Final answer
    x = 657,507.69

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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.