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Finding the Fourth Proportional to 613.48, 846.60 and 333.73

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Solution

The fourth proportional to 613.48, 846.60 and 333.73 is: 460.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    613.48 : 846.60 = 333.73 : x
  2. Step 2: Convert to fraction form
    613.48/846.60 = 333.73/x
  3. Step 3: Cross multiply
    613.48x = 846.60 × 333.73
  4. Step 4: Simplify right side
    613.48x = 282,531.59
  5. Step 5: Solve for x
    x = 282,531.59/613.48
  6. Step 6: Final answer
    x = 460.54

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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.