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Finding the Fourth Proportional to 365.39, 504.25 and 292.23

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Solution

The fourth proportional to 365.39, 504.25 and 292.23 is: 403.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.39 : 504.25 = 292.23 : x
  2. Step 2: Convert to fraction form
    365.39/504.25 = 292.23/x
  3. Step 3: Cross multiply
    365.39x = 504.25 × 292.23
  4. Step 4: Simplify right side
    365.39x = 147,356.25
  5. Step 5: Solve for x
    x = 147,356.25/365.39
  6. Step 6: Final answer
    x = 403.29

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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.