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Finding the Third Proportional to 301,025 and 658,021

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Solution

The third proportional to 301,025 and 658,021 is: 1,438,390.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,025 : 658,021 = 658,021 : x
  2. Step 2: Convert to fraction form
    301,025/658,021 = 658,021/x
  3. Step 3: Cross multiply
    301,025x = 658,021 × 658,021
  4. Step 4: Simplify right side
    301,025x = 432,991,636,441
  5. Step 5: Solve for x
    x = 432,991,636,441/301,025
  6. Step 6: Final answer
    x = 1,438,390.95

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.