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Finding the Fourth Proportional to 366.51, 506.33 and 292.74

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Solution

The fourth proportional to 366.51, 506.33 and 292.74 is: 404.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    366.51 : 506.33 = 292.74 : x
  2. Step 2: Convert to fraction form
    366.51/506.33 = 292.74/x
  3. Step 3: Cross multiply
    366.51x = 506.33 × 292.74
  4. Step 4: Simplify right side
    366.51x = 148,223.04
  5. Step 5: Solve for x
    x = 148,223.04/366.51
  6. Step 6: Final answer
    x = 404.42

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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.