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Finding the Fourth Proportional to 368.38, 550.10 and 364.34

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Solution

The fourth proportional to 368.38, 550.10 and 364.34 is: 544.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    368.38 : 550.10 = 364.34 : x
  2. Step 2: Convert to fraction form
    368.38/550.10 = 364.34/x
  3. Step 3: Cross multiply
    368.38x = 550.10 × 364.34
  4. Step 4: Simplify right side
    368.38x = 200,423.43
  5. Step 5: Solve for x
    x = 200,423.43/368.38
  6. Step 6: Final answer
    x = 544.07

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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.