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Finding the Third Proportional to 168,219 and 355,752

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Solution

The third proportional to 168,219 and 355,752 is: 752,349.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,219 : 355,752 = 355,752 : x
  2. Step 2: Convert to fraction form
    168,219/355,752 = 355,752/x
  3. Step 3: Cross multiply
    168,219x = 355,752 × 355,752
  4. Step 4: Simplify right side
    168,219x = 126,559,485,504
  5. Step 5: Solve for x
    x = 126,559,485,504/168,219
  6. Step 6: Final answer
    x = 752,349.53

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.