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Finding the Third Proportional to 324,190.69 and 520,885.69

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Solution

The third proportional to 324,190.69 and 520,885.69 is: 836,920.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,190.69 : 520,885.69 = 520,885.69 : x
  2. Step 2: Convert to fraction form
    324,190.69/520,885.69 = 520,885.69/x
  3. Step 3: Cross multiply
    324,190.69x = 520,885.69 × 520,885.69
  4. Step 4: Simplify right side
    324,190.69x = 271,321,899,442.35
  5. Step 5: Solve for x
    x = 271,321,899,442.35/324,190.69
  6. Step 6: Final answer
    x = 836,920.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.