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Finding the Fourth Proportional to 375.22, 562.83 and 158.98

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Solution

The fourth proportional to 375.22, 562.83 and 158.98 is: 238.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    375.22 : 562.83 = 158.98 : x
  2. Step 2: Convert to fraction form
    375.22/562.83 = 158.98/x
  3. Step 3: Cross multiply
    375.22x = 562.83 × 158.98
  4. Step 4: Simplify right side
    375.22x = 89,478.71
  5. Step 5: Solve for x
    x = 89,478.71/375.22
  6. Step 6: Final answer
    x = 238.47

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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.