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Finding the Fourth Proportional to 550,736.82, 825,336.30 and 297,471.27

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Solution

The fourth proportional to 550,736.82, 825,336.30 and 297,471.27 is: 445,791.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,736.82 : 825,336.30 = 297,471.27 : x
  2. Step 2: Convert to fraction form
    550,736.82/825,336.30 = 297,471.27/x
  3. Step 3: Cross multiply
    550,736.82x = 825,336.30 × 297,471.27
  4. Step 4: Simplify right side
    550,736.82x = 245,513,837,338.10
  5. Step 5: Solve for x
    x = 245,513,837,338.10/550,736.82
  6. Step 6: Final answer
    x = 445,791.58

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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.