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Finding the Fourth Proportional to 292.26, 403.04 and 192.53

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Solution

The fourth proportional to 292.26, 403.04 and 192.53 is: 265.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    292.26 : 403.04 = 192.53 : x
  2. Step 2: Convert to fraction form
    292.26/403.04 = 192.53/x
  3. Step 3: Cross multiply
    292.26x = 403.04 × 192.53
  4. Step 4: Simplify right side
    292.26x = 77,597.29
  5. Step 5: Solve for x
    x = 77,597.29/292.26
  6. Step 6: Final answer
    x = 265.51

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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.