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Finding the Fourth Proportional to 1,849.13, 2,773.44 and 616.51

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Solution

The fourth proportional to 1,849.13, 2,773.44 and 616.51 is: 924.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,849.13 : 2,773.44 = 616.51 : x
  2. Step 2: Convert to fraction form
    1,849.13/2,773.44 = 616.51/x
  3. Step 3: Cross multiply
    1,849.13x = 2,773.44 × 616.51
  4. Step 4: Simplify right side
    1,849.13x = 1,709,856.96
  5. Step 5: Solve for x
    x = 1,709,856.96/1,849.13
  6. Step 6: Final answer
    x = 924.68

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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.