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Finding the Fourth Proportional to 1,334, 1,841 and 744.54

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Solution

The fourth proportional to 1,334, 1,841 and 744.54 is: 1,027.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334 : 1,841 = 744.54 : x
  2. Step 2: Convert to fraction form
    1,334/1,841 = 744.54/x
  3. Step 3: Cross multiply
    1,334x = 1,841 × 744.54
  4. Step 4: Simplify right side
    1,334x = 1,370,698.14
  5. Step 5: Solve for x
    x = 1,370,698.14/1,334
  6. Step 6: Final answer
    x = 1,027.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.