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Finding the Fourth Proportional to 1,537.85, 2,306.53 and 441.96

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Solution

The fourth proportional to 1,537.85, 2,306.53 and 441.96 is: 662.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537.85 : 2,306.53 = 441.96 : x
  2. Step 2: Convert to fraction form
    1,537.85/2,306.53 = 441.96/x
  3. Step 3: Cross multiply
    1,537.85x = 2,306.53 × 441.96
  4. Step 4: Simplify right side
    1,537.85x = 1,019,394.00
  5. Step 5: Solve for x
    x = 1,019,394.00/1,537.85
  6. Step 6: Final answer
    x = 662.87

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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.