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Finding the Third Proportional to 147,696 and 322,124

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Solution

The third proportional to 147,696 and 322,124 is: 702,550.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,696 : 322,124 = 322,124 : x
  2. Step 2: Convert to fraction form
    147,696/322,124 = 322,124/x
  3. Step 3: Cross multiply
    147,696x = 322,124 × 322,124
  4. Step 4: Simplify right side
    147,696x = 103,763,871,376
  5. Step 5: Solve for x
    x = 103,763,871,376/147,696
  6. Step 6: Final answer
    x = 702,550.32

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.