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Finding the Fourth Proportional to 1,738.67, 2,608.00 and 506.11

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Solution

The fourth proportional to 1,738.67, 2,608.00 and 506.11 is: 759.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738.67 : 2,608.00 = 506.11 : x
  2. Step 2: Convert to fraction form
    1,738.67/2,608.00 = 506.11/x
  3. Step 3: Cross multiply
    1,738.67x = 2,608.00 × 506.11
  4. Step 4: Simplify right side
    1,738.67x = 1,319,923.11
  5. Step 5: Solve for x
    x = 1,319,923.11/1,738.67
  6. Step 6: Final answer
    x = 759.16

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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.