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Finding the Fourth Proportional to 1,504.69, 2,257.11 and 683.02

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Solution

The fourth proportional to 1,504.69, 2,257.11 and 683.02 is: 1,024.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504.69 : 2,257.11 = 683.02 : x
  2. Step 2: Convert to fraction form
    1,504.69/2,257.11 = 683.02/x
  3. Step 3: Cross multiply
    1,504.69x = 2,257.11 × 683.02
  4. Step 4: Simplify right side
    1,504.69x = 1,541,651.27
  5. Step 5: Solve for x
    x = 1,541,651.27/1,504.69
  6. Step 6: Final answer
    x = 1,024.57

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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.