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Finding the Third Proportional to 297,626 and 702,455

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Solution

The third proportional to 297,626 and 702,455 is: 1,657,929.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,626 : 702,455 = 702,455 : x
  2. Step 2: Convert to fraction form
    297,626/702,455 = 702,455/x
  3. Step 3: Cross multiply
    297,626x = 702,455 × 702,455
  4. Step 4: Simplify right side
    297,626x = 493,443,027,025
  5. Step 5: Solve for x
    x = 493,443,027,025/297,626
  6. Step 6: Final answer
    x = 1,657,929.84

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.