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Finding the Third Proportional to 329,496 and 719,418

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Solution

The third proportional to 329,496 and 719,418 is: 1,570,769.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,496 : 719,418 = 719,418 : x
  2. Step 2: Convert to fraction form
    329,496/719,418 = 719,418/x
  3. Step 3: Cross multiply
    329,496x = 719,418 × 719,418
  4. Step 4: Simplify right side
    329,496x = 517,562,258,724
  5. Step 5: Solve for x
    x = 517,562,258,724/329,496
  6. Step 6: Final answer
    x = 1,570,769.47

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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.