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Finding the Third Proportional to 275,490 and 403,797

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Solution

The third proportional to 275,490 and 403,797 is: 591,861.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,490 : 403,797 = 403,797 : x
  2. Step 2: Convert to fraction form
    275,490/403,797 = 403,797/x
  3. Step 3: Cross multiply
    275,490x = 403,797 × 403,797
  4. Step 4: Simplify right side
    275,490x = 163,052,017,209
  5. Step 5: Solve for x
    x = 163,052,017,209/275,490
  6. Step 6: Final answer
    x = 591,861.84

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.