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Finding the Third Proportional to 336,564 and 718,032

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Solution

The third proportional to 336,564 and 718,032 is: 1,531,863.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,564 : 718,032 = 718,032 : x
  2. Step 2: Convert to fraction form
    336,564/718,032 = 718,032/x
  3. Step 3: Cross multiply
    336,564x = 718,032 × 718,032
  4. Step 4: Simplify right side
    336,564x = 515,569,953,024
  5. Step 5: Solve for x
    x = 515,569,953,024/336,564
  6. Step 6: Final answer
    x = 1,531,863.04

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.