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Finding the Fourth Proportional to 264.32, 396.44 and 160.26

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Solution

The fourth proportional to 264.32, 396.44 and 160.26 is: 240.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.32 : 396.44 = 160.26 : x
  2. Step 2: Convert to fraction form
    264.32/396.44 = 160.26/x
  3. Step 3: Cross multiply
    264.32x = 396.44 × 160.26
  4. Step 4: Simplify right side
    264.32x = 63,533.47
  5. Step 5: Solve for x
    x = 63,533.47/264.32
  6. Step 6: Final answer
    x = 240.37

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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.