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Finding the Fourth Proportional to 336.63, 504.97 and 120.16

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Solution

The fourth proportional to 336.63, 504.97 and 120.16 is: 180.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.63 : 504.97 = 120.16 : x
  2. Step 2: Convert to fraction form
    336.63/504.97 = 120.16/x
  3. Step 3: Cross multiply
    336.63x = 504.97 × 120.16
  4. Step 4: Simplify right side
    336.63x = 60,675.63
  5. Step 5: Solve for x
    x = 60,675.63/336.63
  6. Step 6: Final answer
    x = 180.24

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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.