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Finding the Fourth Proportional to 377.16, 522.89 and 363.79

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Solution

The fourth proportional to 377.16, 522.89 and 363.79 is: 504.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    377.16 : 522.89 = 363.79 : x
  2. Step 2: Convert to fraction form
    377.16/522.89 = 363.79/x
  3. Step 3: Cross multiply
    377.16x = 522.89 × 363.79
  4. Step 4: Simplify right side
    377.16x = 190,222.55
  5. Step 5: Solve for x
    x = 190,222.55/377.16
  6. Step 6: Final answer
    x = 504.36

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.