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Finding the Fourth Proportional to 282.73, 390.59 and 241.71

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Solution

The fourth proportional to 282.73, 390.59 and 241.71 is: 333.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    282.73 : 390.59 = 241.71 : x
  2. Step 2: Convert to fraction form
    282.73/390.59 = 241.71/x
  3. Step 3: Cross multiply
    282.73x = 390.59 × 241.71
  4. Step 4: Simplify right side
    282.73x = 94,409.51
  5. Step 5: Solve for x
    x = 94,409.51/282.73
  6. Step 6: Final answer
    x = 333.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.