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Finding the Fourth Proportional to 481.63, 722.50 and 237.93

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Solution

The fourth proportional to 481.63, 722.50 and 237.93 is: 356.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    481.63 : 722.50 = 237.93 : x
  2. Step 2: Convert to fraction form
    481.63/722.50 = 237.93/x
  3. Step 3: Cross multiply
    481.63x = 722.50 × 237.93
  4. Step 4: Simplify right side
    481.63x = 171,904.43
  5. Step 5: Solve for x
    x = 171,904.43/481.63
  6. Step 6: Final answer
    x = 356.92

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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.