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Finding the Fourth Proportional to 368.48, 550.49 and 237.41

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Solution

The fourth proportional to 368.48, 550.49 and 237.41 is: 354.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    368.48 : 550.49 = 237.41 : x
  2. Step 2: Convert to fraction form
    368.48/550.49 = 237.41/x
  3. Step 3: Cross multiply
    368.48x = 550.49 × 237.41
  4. Step 4: Simplify right side
    368.48x = 130,692.52
  5. Step 5: Solve for x
    x = 130,692.52/368.48
  6. Step 6: Final answer
    x = 354.68

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.