Home / 1,475.10-2,211.97-550.41

Finding the Fourth Proportional to 1,475.10, 2,211.97 and 550.41

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Solution

The fourth proportional to 1,475.10, 2,211.97 and 550.41 is: 825.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475.10 : 2,211.97 = 550.41 : x
  2. Step 2: Convert to fraction form
    1,475.10/2,211.97 = 550.41/x
  3. Step 3: Cross multiply
    1,475.10x = 2,211.97 × 550.41
  4. Step 4: Simplify right side
    1,475.10x = 1,217,495.94
  5. Step 5: Solve for x
    x = 1,217,495.94/1,475.10
  6. Step 6: Final answer
    x = 825.36

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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.