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Finding the Third Proportional to 413,811 and 632,736

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Solution

The third proportional to 413,811 and 632,736 is: 967,482.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,811 : 632,736 = 632,736 : x
  2. Step 2: Convert to fraction form
    413,811/632,736 = 632,736/x
  3. Step 3: Cross multiply
    413,811x = 632,736 × 632,736
  4. Step 4: Simplify right side
    413,811x = 400,354,845,696
  5. Step 5: Solve for x
    x = 400,354,845,696/413,811
  6. Step 6: Final answer
    x = 967,482.37

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.