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Finding the Fourth Proportional to 367.95, 507.83 and 242.03

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Solution

The fourth proportional to 367.95, 507.83 and 242.03 is: 334.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    367.95 : 507.83 = 242.03 : x
  2. Step 2: Convert to fraction form
    367.95/507.83 = 242.03/x
  3. Step 3: Cross multiply
    367.95x = 507.83 × 242.03
  4. Step 4: Simplify right side
    367.95x = 122,908.25
  5. Step 5: Solve for x
    x = 122,908.25/367.95
  6. Step 6: Final answer
    x = 334.04

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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.