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Finding the Fourth Proportional to 370.44, 556.26 and 335.22

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Solution

The fourth proportional to 370.44, 556.26 and 335.22 is: 503.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    370.44 : 556.26 = 335.22 : x
  2. Step 2: Convert to fraction form
    370.44/556.26 = 335.22/x
  3. Step 3: Cross multiply
    370.44x = 556.26 × 335.22
  4. Step 4: Simplify right side
    370.44x = 186,469.48
  5. Step 5: Solve for x
    x = 186,469.48/370.44
  6. Step 6: Final answer
    x = 503.37

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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.