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Finding the Third Proportional to 277,720 and 597,630

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Solution

The third proportional to 277,720 and 597,630 is: 1,286,049.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,720 : 597,630 = 597,630 : x
  2. Step 2: Convert to fraction form
    277,720/597,630 = 597,630/x
  3. Step 3: Cross multiply
    277,720x = 597,630 × 597,630
  4. Step 4: Simplify right side
    277,720x = 357,161,616,900
  5. Step 5: Solve for x
    x = 357,161,616,900/277,720
  6. Step 6: Final answer
    x = 1,286,049.32

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.