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Finding the Third Proportional to 247,945.50 and 368,271

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Solution

The third proportional to 247,945.50 and 368,271 is: 546,989.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,945.50 : 368,271 = 368,271 : x
  2. Step 2: Convert to fraction form
    247,945.50/368,271 = 368,271/x
  3. Step 3: Cross multiply
    247,945.50x = 368,271 × 368,271
  4. Step 4: Simplify right side
    247,945.50x = 135,623,529,441
  5. Step 5: Solve for x
    x = 135,623,529,441/247,945.50
  6. Step 6: Final answer
    x = 546,989.28

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.