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Finding the Fourth Proportional to 244.86, 367.89 and 214.48

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Solution

The fourth proportional to 244.86, 367.89 and 214.48 is: 322.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.86 : 367.89 = 214.48 : x
  2. Step 2: Convert to fraction form
    244.86/367.89 = 214.48/x
  3. Step 3: Cross multiply
    244.86x = 367.89 × 214.48
  4. Step 4: Simplify right side
    244.86x = 78,905.05
  5. Step 5: Solve for x
    x = 78,905.05/244.86
  6. Step 6: Final answer
    x = 322.25

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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.