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Finding the Fourth Proportional to 576.13, 794.91 and 366.22

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Solution

The fourth proportional to 576.13, 794.91 and 366.22 is: 505.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    576.13 : 794.91 = 366.22 : x
  2. Step 2: Convert to fraction form
    576.13/794.91 = 366.22/x
  3. Step 3: Cross multiply
    576.13x = 794.91 × 366.22
  4. Step 4: Simplify right side
    576.13x = 291,111.94
  5. Step 5: Solve for x
    x = 291,111.94/576.13
  6. Step 6: Final answer
    x = 505.29

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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.