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Finding the Fourth Proportional to 350.84, 483.56 and 240.12

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Solution

The fourth proportional to 350.84, 483.56 and 240.12 is: 330.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.84 : 483.56 = 240.12 : x
  2. Step 2: Convert to fraction form
    350.84/483.56 = 240.12/x
  3. Step 3: Cross multiply
    350.84x = 483.56 × 240.12
  4. Step 4: Simplify right side
    350.84x = 116,112.43
  5. Step 5: Solve for x
    x = 116,112.43/350.84
  6. Step 6: Final answer
    x = 330.96

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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.