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Finding the Third Proportional to 352,100 and 760,310

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Solution

The third proportional to 352,100 and 760,310 is: 1,641,781.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,100 : 760,310 = 760,310 : x
  2. Step 2: Convert to fraction form
    352,100/760,310 = 760,310/x
  3. Step 3: Cross multiply
    352,100x = 760,310 × 760,310
  4. Step 4: Simplify right side
    352,100x = 578,071,296,100
  5. Step 5: Solve for x
    x = 578,071,296,100/352,100
  6. Step 6: Final answer
    x = 1,641,781.59

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.