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Finding the Third Proportional to 372,438 and 803,925

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Solution

The third proportional to 372,438 and 803,925 is: 1,735,310.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,438 : 803,925 = 803,925 : x
  2. Step 2: Convert to fraction form
    372,438/803,925 = 803,925/x
  3. Step 3: Cross multiply
    372,438x = 803,925 × 803,925
  4. Step 4: Simplify right side
    372,438x = 646,295,405,625
  5. Step 5: Solve for x
    x = 646,295,405,625/372,438
  6. Step 6: Final answer
    x = 1,735,310.05

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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.