Home / 1,223.46-1,835.16-299.03

Finding the Fourth Proportional to 1,223.46, 1,835.16 and 299.03

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Solution

The fourth proportional to 1,223.46, 1,835.16 and 299.03 is: 448.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223.46 : 1,835.16 = 299.03 : x
  2. Step 2: Convert to fraction form
    1,223.46/1,835.16 = 299.03/x
  3. Step 3: Cross multiply
    1,223.46x = 1,835.16 × 299.03
  4. Step 4: Simplify right side
    1,223.46x = 548,758.72
  5. Step 5: Solve for x
    x = 548,758.72/1,223.46
  6. Step 6: Final answer
    x = 448.53

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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.