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Finding the Third Proportional to 358,992 and 729,756

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Solution

The third proportional to 358,992 and 729,756 is: 1,483,442.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,992 : 729,756 = 729,756 : x
  2. Step 2: Convert to fraction form
    358,992/729,756 = 729,756/x
  3. Step 3: Cross multiply
    358,992x = 729,756 × 729,756
  4. Step 4: Simplify right side
    358,992x = 532,543,819,536
  5. Step 5: Solve for x
    x = 532,543,819,536/358,992
  6. Step 6: Final answer
    x = 1,483,442.03

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.