Home / 1,739.25-2,608.48-506.39

Finding the Fourth Proportional to 1,739.25, 2,608.48 and 506.39

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Solution

The fourth proportional to 1,739.25, 2,608.48 and 506.39 is: 759.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,739.25 : 2,608.48 = 506.39 : x
  2. Step 2: Convert to fraction form
    1,739.25/2,608.48 = 506.39/x
  3. Step 3: Cross multiply
    1,739.25x = 2,608.48 × 506.39
  4. Step 4: Simplify right side
    1,739.25x = 1,320,908.19
  5. Step 5: Solve for x
    x = 1,320,908.19/1,739.25
  6. Step 6: Final answer
    x = 759.47

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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.