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Finding the Third Proportional to 190,776 and 303,676

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Solution

The third proportional to 190,776 and 303,676 is: 483,389.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,776 : 303,676 = 303,676 : x
  2. Step 2: Convert to fraction form
    190,776/303,676 = 303,676/x
  3. Step 3: Cross multiply
    190,776x = 303,676 × 303,676
  4. Step 4: Simplify right side
    190,776x = 92,219,112,976
  5. Step 5: Solve for x
    x = 92,219,112,976/190,776
  6. Step 6: Final answer
    x = 483,389.49

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.