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Finding the Third Proportional to 293,832 and 643,032

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Solution

The third proportional to 293,832 and 643,032 is: 1,407,233.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,832 : 643,032 = 643,032 : x
  2. Step 2: Convert to fraction form
    293,832/643,032 = 643,032/x
  3. Step 3: Cross multiply
    293,832x = 643,032 × 643,032
  4. Step 4: Simplify right side
    293,832x = 413,490,153,024
  5. Step 5: Solve for x
    x = 413,490,153,024/293,832
  6. Step 6: Final answer
    x = 1,407,233.23

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.