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Finding the Fourth Proportional to 336.33, 504.51 and 119.91

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Solution

The fourth proportional to 336.33, 504.51 and 119.91 is: 179.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.33 : 504.51 = 119.91 : x
  2. Step 2: Convert to fraction form
    336.33/504.51 = 119.91/x
  3. Step 3: Cross multiply
    336.33x = 504.51 × 119.91
  4. Step 4: Simplify right side
    336.33x = 60,495.79
  5. Step 5: Solve for x
    x = 60,495.79/336.33
  6. Step 6: Final answer
    x = 179.87

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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.