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Finding the Fourth Proportional to 366.88, 506.50 and 242.84

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Solution

The fourth proportional to 366.88, 506.50 and 242.84 is: 335.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.88 : 506.50 = 242.84 : x
  2. Step 2: Convert to fraction form
    366.88/506.50 = 242.84/x
  3. Step 3: Cross multiply
    366.88x = 506.50 × 242.84
  4. Step 4: Simplify right side
    366.88x = 122,995.32
  5. Step 5: Solve for x
    x = 122,995.32/366.88
  6. Step 6: Final answer
    x = 335.25

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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.