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Finding the Fourth Proportional to 1,537.30, 2,304.70 and 482.57

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Solution

The fourth proportional to 1,537.30, 2,304.70 and 482.57 is: 723.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537.30 : 2,304.70 = 482.57 : x
  2. Step 2: Convert to fraction form
    1,537.30/2,304.70 = 482.57/x
  3. Step 3: Cross multiply
    1,537.30x = 2,304.70 × 482.57
  4. Step 4: Simplify right side
    1,537.30x = 1,112,179.08
  5. Step 5: Solve for x
    x = 1,112,179.08/1,537.30
  6. Step 6: Final answer
    x = 723.46

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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.