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Finding the Fourth Proportional to 336.37, 504.45 and 120.01

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Solution

The fourth proportional to 336.37, 504.45 and 120.01 is: 179.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.37 : 504.45 = 120.01 : x
  2. Step 2: Convert to fraction form
    336.37/504.45 = 120.01/x
  3. Step 3: Cross multiply
    336.37x = 504.45 × 120.01
  4. Step 4: Simplify right side
    336.37x = 60,539.04
  5. Step 5: Solve for x
    x = 60,539.04/336.37
  6. Step 6: Final answer
    x = 179.98

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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.