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Finding the Fourth Proportional to 333.58, 499.98 and 150.76

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Solution

The fourth proportional to 333.58, 499.98 and 150.76 is: 225.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.58 : 499.98 = 150.76 : x
  2. Step 2: Convert to fraction form
    333.58/499.98 = 150.76/x
  3. Step 3: Cross multiply
    333.58x = 499.98 × 150.76
  4. Step 4: Simplify right side
    333.58x = 75,376.98
  5. Step 5: Solve for x
    x = 75,376.98/333.58
  6. Step 6: Final answer
    x = 225.96

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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.