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Finding the Fourth Proportional to 368.68, 550.52 and 334.60

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Solution

The fourth proportional to 368.68, 550.52 and 334.60 is: 499.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    368.68 : 550.52 = 334.60 : x
  2. Step 2: Convert to fraction form
    368.68/550.52 = 334.60/x
  3. Step 3: Cross multiply
    368.68x = 550.52 × 334.60
  4. Step 4: Simplify right side
    368.68x = 184,203.99
  5. Step 5: Solve for x
    x = 184,203.99/368.68
  6. Step 6: Final answer
    x = 499.63

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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.