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Finding the Fourth Proportional to 652.26, 978.04 and 241.32

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Solution

The fourth proportional to 652.26, 978.04 and 241.32 is: 361.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    652.26 : 978.04 = 241.32 : x
  2. Step 2: Convert to fraction form
    652.26/978.04 = 241.32/x
  3. Step 3: Cross multiply
    652.26x = 978.04 × 241.32
  4. Step 4: Simplify right side
    652.26x = 236,020.61
  5. Step 5: Solve for x
    x = 236,020.61/652.26
  6. Step 6: Final answer
    x = 361.85

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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.