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Finding the Fourth Proportional to 376.24, 519.03 and 251.93

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Solution

The fourth proportional to 376.24, 519.03 and 251.93 is: 347.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    376.24 : 519.03 = 251.93 : x
  2. Step 2: Convert to fraction form
    376.24/519.03 = 251.93/x
  3. Step 3: Cross multiply
    376.24x = 519.03 × 251.93
  4. Step 4: Simplify right side
    376.24x = 130,759.23
  5. Step 5: Solve for x
    x = 130,759.23/376.24
  6. Step 6: Final answer
    x = 347.54

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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.