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Finding the Fourth Proportional to 337.01, 505.56 and 120.53

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Solution

The fourth proportional to 337.01, 505.56 and 120.53 is: 180.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.01 : 505.56 = 120.53 : x
  2. Step 2: Convert to fraction form
    337.01/505.56 = 120.53/x
  3. Step 3: Cross multiply
    337.01x = 505.56 × 120.53
  4. Step 4: Simplify right side
    337.01x = 60,934.54
  5. Step 5: Solve for x
    x = 60,934.54/337.01
  6. Step 6: Final answer
    x = 180.81

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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.