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Finding the Fourth Proportional to 394.71, 594.84 and 376.19

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Solution

The fourth proportional to 394.71, 594.84 and 376.19 is: 566.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    394.71 : 594.84 = 376.19 : x
  2. Step 2: Convert to fraction form
    394.71/594.84 = 376.19/x
  3. Step 3: Cross multiply
    394.71x = 594.84 × 376.19
  4. Step 4: Simplify right side
    394.71x = 223,772.86
  5. Step 5: Solve for x
    x = 223,772.86/394.71
  6. Step 6: Final answer
    x = 566.93

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.