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Finding the Fourth Proportional to 652.31, 978.23 and 241.36

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Solution

The fourth proportional to 652.31, 978.23 and 241.36 is: 361.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    652.31 : 978.23 = 241.36 : x
  2. Step 2: Convert to fraction form
    652.31/978.23 = 241.36/x
  3. Step 3: Cross multiply
    652.31x = 978.23 × 241.36
  4. Step 4: Simplify right side
    652.31x = 236,105.59
  5. Step 5: Solve for x
    x = 236,105.59/652.31
  6. Step 6: Final answer
    x = 361.95

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.