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Finding the Third Proportional to 352,291 and 785,263

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Solution

The third proportional to 352,291 and 785,263 is: 1,750,365.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,291 : 785,263 = 785,263 : x
  2. Step 2: Convert to fraction form
    352,291/785,263 = 785,263/x
  3. Step 3: Cross multiply
    352,291x = 785,263 × 785,263
  4. Step 4: Simplify right side
    352,291x = 616,637,979,169
  5. Step 5: Solve for x
    x = 616,637,979,169/352,291
  6. Step 6: Final answer
    x = 1,750,365.41

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.