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Finding the Fourth Proportional to 1,504.94, 2,255.08 and 1,043.62

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Solution

The fourth proportional to 1,504.94, 2,255.08 and 1,043.62 is: 1,563.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504.94 : 2,255.08 = 1,043.62 : x
  2. Step 2: Convert to fraction form
    1,504.94/2,255.08 = 1,043.62/x
  3. Step 3: Cross multiply
    1,504.94x = 2,255.08 × 1,043.62
  4. Step 4: Simplify right side
    1,504.94x = 2,353,446.59
  5. Step 5: Solve for x
    x = 2,353,446.59/1,504.94
  6. Step 6: Final answer
    x = 1,563.81

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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.