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Finding the Fourth Proportional to 333.04, 499.32 and 113.62

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Solution

The fourth proportional to 333.04, 499.32 and 113.62 is: 170.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.04 : 499.32 = 113.62 : x
  2. Step 2: Convert to fraction form
    333.04/499.32 = 113.62/x
  3. Step 3: Cross multiply
    333.04x = 499.32 × 113.62
  4. Step 4: Simplify right side
    333.04x = 56,732.74
  5. Step 5: Solve for x
    x = 56,732.74/333.04
  6. Step 6: Final answer
    x = 170.35

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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.