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Finding the Third Proportional to 326,162 and 459,307

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Solution

The third proportional to 326,162 and 459,307 is: 646,804.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,162 : 459,307 = 459,307 : x
  2. Step 2: Convert to fraction form
    326,162/459,307 = 459,307/x
  3. Step 3: Cross multiply
    326,162x = 459,307 × 459,307
  4. Step 4: Simplify right side
    326,162x = 210,962,920,249
  5. Step 5: Solve for x
    x = 210,962,920,249/326,162
  6. Step 6: Final answer
    x = 646,804.10

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.