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Finding the Fourth Proportional to 383.73, 574.81 and 237.01

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Solution

The fourth proportional to 383.73, 574.81 and 237.01 is: 355.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    383.73 : 574.81 = 237.01 : x
  2. Step 2: Convert to fraction form
    383.73/574.81 = 237.01/x
  3. Step 3: Cross multiply
    383.73x = 574.81 × 237.01
  4. Step 4: Simplify right side
    383.73x = 136,235.72
  5. Step 5: Solve for x
    x = 136,235.72/383.73
  6. Step 6: Final answer
    x = 355.03

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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.