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Finding the Fourth Proportional to 293.62, 437.83 and 279.26

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Solution

The fourth proportional to 293.62, 437.83 and 279.26 is: 416.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.62 : 437.83 = 279.26 : x
  2. Step 2: Convert to fraction form
    293.62/437.83 = 279.26/x
  3. Step 3: Cross multiply
    293.62x = 437.83 × 279.26
  4. Step 4: Simplify right side
    293.62x = 122,268.41
  5. Step 5: Solve for x
    x = 122,268.41/293.62
  6. Step 6: Final answer
    x = 416.42

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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.