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Finding the Fourth Proportional to 669,262.97, 1,003,821 and 195,952.97

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Solution

The fourth proportional to 669,262.97, 1,003,821 and 195,952.97 is: 293,907.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,262.97 : 1,003,821 = 195,952.97 : x
  2. Step 2: Convert to fraction form
    669,262.97/1,003,821 = 195,952.97/x
  3. Step 3: Cross multiply
    669,262.97x = 1,003,821 × 195,952.97
  4. Step 4: Simplify right side
    669,262.97x = 196,701,701,279.27
  5. Step 5: Solve for x
    x = 196,701,701,279.27/669,262.97
  6. Step 6: Final answer
    x = 293,907.94

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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.