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Finding the Fourth Proportional to 293.49, 438.48 and 244.89

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Solution

The fourth proportional to 293.49, 438.48 and 244.89 is: 365.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.49 : 438.48 = 244.89 : x
  2. Step 2: Convert to fraction form
    293.49/438.48 = 244.89/x
  3. Step 3: Cross multiply
    293.49x = 438.48 × 244.89
  4. Step 4: Simplify right side
    293.49x = 107,379.37
  5. Step 5: Solve for x
    x = 107,379.37/293.49
  6. Step 6: Final answer
    x = 365.87

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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.