Home / 1,494.30-2,241.27-800.25

Finding the Fourth Proportional to 1,494.30, 2,241.27 and 800.25

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Solution

The fourth proportional to 1,494.30, 2,241.27 and 800.25 is: 1,200.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494.30 : 2,241.27 = 800.25 : x
  2. Step 2: Convert to fraction form
    1,494.30/2,241.27 = 800.25/x
  3. Step 3: Cross multiply
    1,494.30x = 2,241.27 × 800.25
  4. Step 4: Simplify right side
    1,494.30x = 1,793,576.32
  5. Step 5: Solve for x
    x = 1,793,576.32/1,494.30
  6. Step 6: Final answer
    x = 1,200.28

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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.