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Finding the Fourth Proportional to 1,537.08, 2,305.61 and 382.83

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Solution

The fourth proportional to 1,537.08, 2,305.61 and 382.83 is: 574.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537.08 : 2,305.61 = 382.83 : x
  2. Step 2: Convert to fraction form
    1,537.08/2,305.61 = 382.83/x
  3. Step 3: Cross multiply
    1,537.08x = 2,305.61 × 382.83
  4. Step 4: Simplify right side
    1,537.08x = 882,647.55
  5. Step 5: Solve for x
    x = 882,647.55/1,537.08
  6. Step 6: Final answer
    x = 574.24

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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.