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Finding the Fourth Proportional to 2,204.02, 3,306.36 and 644.13

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Solution

The fourth proportional to 2,204.02, 3,306.36 and 644.13 is: 966.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,204.02 : 3,306.36 = 644.13 : x
  2. Step 2: Convert to fraction form
    2,204.02/3,306.36 = 644.13/x
  3. Step 3: Cross multiply
    2,204.02x = 3,306.36 × 644.13
  4. Step 4: Simplify right side
    2,204.02x = 2,129,725.67
  5. Step 5: Solve for x
    x = 2,129,725.67/2,204.02
  6. Step 6: Final answer
    x = 966.29

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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.