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Finding the Third Proportional to 372,937.50 and 816,402.38

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Solution

The third proportional to 372,937.50 and 816,402.38 is: 1,787,197.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,937.50 : 816,402.38 = 816,402.38 : x
  2. Step 2: Convert to fraction form
    372,937.50/816,402.38 = 816,402.38/x
  3. Step 3: Cross multiply
    372,937.50x = 816,402.38 × 816,402.38
  4. Step 4: Simplify right side
    372,937.50x = 666,512,837,905.64
  5. Step 5: Solve for x
    x = 666,512,837,905.64/372,937.50
  6. Step 6: Final answer
    x = 1,787,197.15

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.