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Finding the Fourth Proportional to 350.73, 483.87 and 219.51

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Solution

The fourth proportional to 350.73, 483.87 and 219.51 is: 302.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.73 : 483.87 = 219.51 : x
  2. Step 2: Convert to fraction form
    350.73/483.87 = 219.51/x
  3. Step 3: Cross multiply
    350.73x = 483.87 × 219.51
  4. Step 4: Simplify right side
    350.73x = 106,215.13
  5. Step 5: Solve for x
    x = 106,215.13/350.73
  6. Step 6: Final answer
    x = 302.84

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