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Finding the Fourth Proportional to 1,218.98, 1,826.18 and 601.97

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Solution

The fourth proportional to 1,218.98, 1,826.18 and 601.97 is: 901.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218.98 : 1,826.18 = 601.97 : x
  2. Step 2: Convert to fraction form
    1,218.98/1,826.18 = 601.97/x
  3. Step 3: Cross multiply
    1,218.98x = 1,826.18 × 601.97
  4. Step 4: Simplify right side
    1,218.98x = 1,099,293.43
  5. Step 5: Solve for x
    x = 1,099,293.43/1,218.98
  6. Step 6: Final answer
    x = 901.81

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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.