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Finding the Fourth Proportional to 240.64, 360.88 and 202.37

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Solution

The fourth proportional to 240.64, 360.88 and 202.37 is: 303.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.64 : 360.88 = 202.37 : x
  2. Step 2: Convert to fraction form
    240.64/360.88 = 202.37/x
  3. Step 3: Cross multiply
    240.64x = 360.88 × 202.37
  4. Step 4: Simplify right side
    240.64x = 73,028.98
  5. Step 5: Solve for x
    x = 73,028.98/240.64
  6. Step 6: Final answer
    x = 303.48

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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.