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Finding the Third Proportional to 372,158 and 807,328

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Solution

The third proportional to 372,158 and 807,328 is: 1,751,348.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,158 : 807,328 = 807,328 : x
  2. Step 2: Convert to fraction form
    372,158/807,328 = 807,328/x
  3. Step 3: Cross multiply
    372,158x = 807,328 × 807,328
  4. Step 4: Simplify right side
    372,158x = 651,778,499,584
  5. Step 5: Solve for x
    x = 651,778,499,584/372,158
  6. Step 6: Final answer
    x = 1,751,348.89

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.