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Finding the Fourth Proportional to 293.89, 440.60 and 202.32

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Solution

The fourth proportional to 293.89, 440.60 and 202.32 is: 303.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.89 : 440.60 = 202.32 : x
  2. Step 2: Convert to fraction form
    293.89/440.60 = 202.32/x
  3. Step 3: Cross multiply
    293.89x = 440.60 × 202.32
  4. Step 4: Simplify right side
    293.89x = 89,142.19
  5. Step 5: Solve for x
    x = 89,142.19/293.89
  6. Step 6: Final answer
    x = 303.32

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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.