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Finding the Third Proportional to 94,428 and 203,427

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Solution

The third proportional to 94,428 and 203,427 is: 438,244.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,428 : 203,427 = 203,427 : x
  2. Step 2: Convert to fraction form
    94,428/203,427 = 203,427/x
  3. Step 3: Cross multiply
    94,428x = 203,427 × 203,427
  4. Step 4: Simplify right side
    94,428x = 41,382,544,329
  5. Step 5: Solve for x
    x = 41,382,544,329/94,428
  6. Step 6: Final answer
    x = 438,244.42

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.