Home / 758.03-1,137.11-238.01

Finding the Fourth Proportional to 758.03, 1,137.11 and 238.01

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Solution

The fourth proportional to 758.03, 1,137.11 and 238.01 is: 357.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    758.03 : 1,137.11 = 238.01 : x
  2. Step 2: Convert to fraction form
    758.03/1,137.11 = 238.01/x
  3. Step 3: Cross multiply
    758.03x = 1,137.11 × 238.01
  4. Step 4: Simplify right side
    758.03x = 270,636.68
  5. Step 5: Solve for x
    x = 270,636.68/758.03
  6. Step 6: Final answer
    x = 357.03

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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.