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Finding the Third Proportional to 164,472 and 351,408

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Solution

The third proportional to 164,472 and 351,408 is: 750,812.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,472 : 351,408 = 351,408 : x
  2. Step 2: Convert to fraction form
    164,472/351,408 = 351,408/x
  3. Step 3: Cross multiply
    164,472x = 351,408 × 351,408
  4. Step 4: Simplify right side
    164,472x = 123,487,582,464
  5. Step 5: Solve for x
    x = 123,487,582,464/164,472
  6. Step 6: Final answer
    x = 750,812.19

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.