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Finding the Fourth Proportional to 550,245.82, 825,606.33 and 297,704.26

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Solution

The fourth proportional to 550,245.82, 825,606.33 and 297,704.26 is: 446,684.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,245.82 : 825,606.33 = 297,704.26 : x
  2. Step 2: Convert to fraction form
    550,245.82/825,606.33 = 297,704.26/x
  3. Step 3: Cross multiply
    550,245.82x = 825,606.33 × 297,704.26
  4. Step 4: Simplify right side
    550,245.82x = 245,786,521,523.97
  5. Step 5: Solve for x
    x = 245,786,521,523.97/550,245.82
  6. Step 6: Final answer
    x = 446,684.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.