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Finding the Third Proportional to 188,376 and 264,009

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Solution

The third proportional to 188,376 and 264,009 is: 370,008.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,376 : 264,009 = 264,009 : x
  2. Step 2: Convert to fraction form
    188,376/264,009 = 264,009/x
  3. Step 3: Cross multiply
    188,376x = 264,009 × 264,009
  4. Step 4: Simplify right side
    188,376x = 69,700,752,081
  5. Step 5: Solve for x
    x = 69,700,752,081/188,376
  6. Step 6: Final answer
    x = 370,008.66

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.