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Finding the Third Proportional to 145,300.50 and 313,537.50

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Solution

The third proportional to 145,300.50 and 313,537.50 is: 676,568.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,300.50 : 313,537.50 = 313,537.50 : x
  2. Step 2: Convert to fraction form
    145,300.50/313,537.50 = 313,537.50/x
  3. Step 3: Cross multiply
    145,300.50x = 313,537.50 × 313,537.50
  4. Step 4: Simplify right side
    145,300.50x = 98,305,763,906.25
  5. Step 5: Solve for x
    x = 98,305,763,906.25/145,300.50
  6. Step 6: Final answer
    x = 676,568.66

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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.