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Finding the Fourth Proportional to 492, 737.52 and 183.60

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Solution

The fourth proportional to 492, 737.52 and 183.60 is: 275.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    492 : 737.52 = 183.60 : x
  2. Step 2: Convert to fraction form
    492/737.52 = 183.60/x
  3. Step 3: Cross multiply
    492x = 737.52 × 183.60
  4. Step 4: Simplify right side
    492x = 135,408.67
  5. Step 5: Solve for x
    x = 135,408.67/492
  6. Step 6: Final answer
    x = 275.22

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