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Finding the Fourth Proportional to 576.42, 794.94 and 366.36

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Solution

The fourth proportional to 576.42, 794.94 and 366.36 is: 505.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    576.42 : 794.94 = 366.36 : x
  2. Step 2: Convert to fraction form
    576.42/794.94 = 366.36/x
  3. Step 3: Cross multiply
    576.42x = 794.94 × 366.36
  4. Step 4: Simplify right side
    576.42x = 291,234.22
  5. Step 5: Solve for x
    x = 291,234.22/576.42
  6. Step 6: Final answer
    x = 505.25

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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.