Home / 1,226.45-1,839.76-496.03

Finding the Fourth Proportional to 1,226.45, 1,839.76 and 496.03

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Solution

The fourth proportional to 1,226.45, 1,839.76 and 496.03 is: 744.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226.45 : 1,839.76 = 496.03 : x
  2. Step 2: Convert to fraction form
    1,226.45/1,839.76 = 496.03/x
  3. Step 3: Cross multiply
    1,226.45x = 1,839.76 × 496.03
  4. Step 4: Simplify right side
    1,226.45x = 912,576.15
  5. Step 5: Solve for x
    x = 912,576.15/1,226.45
  6. Step 6: Final answer
    x = 744.08

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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.