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Finding the Third Proportional to 144,682.88 and 313,513.88

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Solution

The third proportional to 144,682.88 and 313,513.88 is: 679,354.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,682.88 : 313,513.88 = 313,513.88 : x
  2. Step 2: Convert to fraction form
    144,682.88/313,513.88 = 313,513.88/x
  3. Step 3: Cross multiply
    144,682.88x = 313,513.88 × 313,513.88
  4. Step 4: Simplify right side
    144,682.88x = 98,290,949,817.52
  5. Step 5: Solve for x
    x = 98,290,949,817.52/144,682.88
  6. Step 6: Final answer
    x = 679,354.41

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.