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Finding the Fourth Proportional to 1,537.74, 2,306.73 and 563.73

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Solution

The fourth proportional to 1,537.74, 2,306.73 and 563.73 is: 845.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537.74 : 2,306.73 = 563.73 : x
  2. Step 2: Convert to fraction form
    1,537.74/2,306.73 = 563.73/x
  3. Step 3: Cross multiply
    1,537.74x = 2,306.73 × 563.73
  4. Step 4: Simplify right side
    1,537.74x = 1,300,372.90
  5. Step 5: Solve for x
    x = 1,300,372.90/1,537.74
  6. Step 6: Final answer
    x = 845.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.