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Finding the Fourth Proportional to 292.46, 403.45 and 182.06

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Solution

The fourth proportional to 292.46, 403.45 and 182.06 is: 251.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    292.46 : 403.45 = 182.06 : x
  2. Step 2: Convert to fraction form
    292.46/403.45 = 182.06/x
  3. Step 3: Cross multiply
    292.46x = 403.45 × 182.06
  4. Step 4: Simplify right side
    292.46x = 73,452.11
  5. Step 5: Solve for x
    x = 73,452.11/292.46
  6. Step 6: Final answer
    x = 251.15

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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.