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Finding the Fourth Proportional to 492.73, 738.61 and 184.50

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Solution

The fourth proportional to 492.73, 738.61 and 184.50 is: 276.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    492.73 : 738.61 = 184.50 : x
  2. Step 2: Convert to fraction form
    492.73/738.61 = 184.50/x
  3. Step 3: Cross multiply
    492.73x = 738.61 × 184.50
  4. Step 4: Simplify right side
    492.73x = 136,273.08
  5. Step 5: Solve for x
    x = 136,273.08/492.73
  6. Step 6: Final answer
    x = 276.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.