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Finding the Third Proportional to 481,608 and 763,236

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Solution

The third proportional to 481,608 and 763,236 is: 1,209,550.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,608 : 763,236 = 763,236 : x
  2. Step 2: Convert to fraction form
    481,608/763,236 = 763,236/x
  3. Step 3: Cross multiply
    481,608x = 763,236 × 763,236
  4. Step 4: Simplify right side
    481,608x = 582,529,191,696
  5. Step 5: Solve for x
    x = 582,529,191,696/481,608
  6. Step 6: Final answer
    x = 1,209,550.49

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.