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Finding the Third Proportional to 413,924 and 632,916

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Solution

The third proportional to 413,924 and 632,916 is: 967,768.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,924 : 632,916 = 632,916 : x
  2. Step 2: Convert to fraction form
    413,924/632,916 = 632,916/x
  3. Step 3: Cross multiply
    413,924x = 632,916 × 632,916
  4. Step 4: Simplify right side
    413,924x = 400,582,663,056
  5. Step 5: Solve for x
    x = 400,582,663,056/413,924
  6. Step 6: Final answer
    x = 967,768.63

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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.