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Finding the Fourth Proportional to 292.77, 403.79 and 182.18

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Solution

The fourth proportional to 292.77, 403.79 and 182.18 is: 251.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    292.77 : 403.79 = 182.18 : x
  2. Step 2: Convert to fraction form
    292.77/403.79 = 182.18/x
  3. Step 3: Cross multiply
    292.77x = 403.79 × 182.18
  4. Step 4: Simplify right side
    292.77x = 73,562.46
  5. Step 5: Solve for x
    x = 73,562.46/292.77
  6. Step 6: Final answer
    x = 251.26

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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.