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Finding the Fourth Proportional to 260.83, 389.03 and 244.29

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Solution

The fourth proportional to 260.83, 389.03 and 244.29 is: 364.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    260.83 : 389.03 = 244.29 : x
  2. Step 2: Convert to fraction form
    260.83/389.03 = 244.29/x
  3. Step 3: Cross multiply
    260.83x = 389.03 × 244.29
  4. Step 4: Simplify right side
    260.83x = 95,036.14
  5. Step 5: Solve for x
    x = 95,036.14/260.83
  6. Step 6: Final answer
    x = 364.36

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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.