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Finding the Fourth Proportional to 336.55, 505.04 and 333.97

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Solution

The fourth proportional to 336.55, 505.04 and 333.97 is: 501.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.55 : 505.04 = 333.97 : x
  2. Step 2: Convert to fraction form
    336.55/505.04 = 333.97/x
  3. Step 3: Cross multiply
    336.55x = 505.04 × 333.97
  4. Step 4: Simplify right side
    336.55x = 168,668.21
  5. Step 5: Solve for x
    x = 168,668.21/336.55
  6. Step 6: Final answer
    x = 501.17

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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.