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Finding the Fourth Proportional to 366.58, 506.01 and 242.20

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Solution

The fourth proportional to 366.58, 506.01 and 242.20 is: 334.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.58 : 506.01 = 242.20 : x
  2. Step 2: Convert to fraction form
    366.58/506.01 = 242.20/x
  3. Step 3: Cross multiply
    366.58x = 506.01 × 242.20
  4. Step 4: Simplify right side
    366.58x = 122,555.62
  5. Step 5: Solve for x
    x = 122,555.62/366.58
  6. Step 6: Final answer
    x = 334.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.