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Finding the Fourth Proportional to 414.10, 620.52 and 367.93

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Solution

The fourth proportional to 414.10, 620.52 and 367.93 is: 551.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    414.10 : 620.52 = 367.93 : x
  2. Step 2: Convert to fraction form
    414.10/620.52 = 367.93/x
  3. Step 3: Cross multiply
    414.10x = 620.52 × 367.93
  4. Step 4: Simplify right side
    414.10x = 228,307.92
  5. Step 5: Solve for x
    x = 228,307.92/414.10
  6. Step 6: Final answer
    x = 551.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.