Home / 1,494.26-2,241.59-520.23

Finding the Fourth Proportional to 1,494.26, 2,241.59 and 520.23

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Solution

The fourth proportional to 1,494.26, 2,241.59 and 520.23 is: 780.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494.26 : 2,241.59 = 520.23 : x
  2. Step 2: Convert to fraction form
    1,494.26/2,241.59 = 520.23/x
  3. Step 3: Cross multiply
    1,494.26x = 2,241.59 × 520.23
  4. Step 4: Simplify right side
    1,494.26x = 1,166,142.37
  5. Step 5: Solve for x
    x = 1,166,142.37/1,494.26
  6. Step 6: Final answer
    x = 780.41

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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.