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Finding the Third Proportional to 145,829 and 303,299

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Solution

The third proportional to 145,829 and 303,299 is: 630,809.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,829 : 303,299 = 303,299 : x
  2. Step 2: Convert to fraction form
    145,829/303,299 = 303,299/x
  3. Step 3: Cross multiply
    145,829x = 303,299 × 303,299
  4. Step 4: Simplify right side
    145,829x = 91,990,283,401
  5. Step 5: Solve for x
    x = 91,990,283,401/145,829
  6. Step 6: Final answer
    x = 630,809.26

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.