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Finding the Fourth Proportional to 372.56, 559.04 and 334.22

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Solution

The fourth proportional to 372.56, 559.04 and 334.22 is: 501.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    372.56 : 559.04 = 334.22 : x
  2. Step 2: Convert to fraction form
    372.56/559.04 = 334.22/x
  3. Step 3: Cross multiply
    372.56x = 559.04 × 334.22
  4. Step 4: Simplify right side
    372.56x = 186,837.88
  5. Step 5: Solve for x
    x = 186,837.88/372.56
  6. Step 6: Final answer
    x = 501.50

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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.