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Finding the Fourth Proportional to 2,139.89, 3,209.82 and 600.89

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Solution

The fourth proportional to 2,139.89, 3,209.82 and 600.89 is: 901.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,139.89 : 3,209.82 = 600.89 : x
  2. Step 2: Convert to fraction form
    2,139.89/3,209.82 = 600.89/x
  3. Step 3: Cross multiply
    2,139.89x = 3,209.82 × 600.89
  4. Step 4: Simplify right side
    2,139.89x = 1,928,748.74
  5. Step 5: Solve for x
    x = 1,928,748.74/2,139.89
  6. Step 6: Final answer
    x = 901.33

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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.