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Finding the Third Proportional to 219,218 and 297,073

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Solution

The third proportional to 219,218 and 297,073 is: 402,578.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,218 : 297,073 = 297,073 : x
  2. Step 2: Convert to fraction form
    219,218/297,073 = 297,073/x
  3. Step 3: Cross multiply
    219,218x = 297,073 × 297,073
  4. Step 4: Simplify right side
    219,218x = 88,252,367,329
  5. Step 5: Solve for x
    x = 88,252,367,329/219,218
  6. Step 6: Final answer
    x = 402,578.11

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.