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Finding the Fourth Proportional to 1,504.19, 2,256.01 and 682.27

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Solution

The fourth proportional to 1,504.19, 2,256.01 and 682.27 is: 1,023.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504.19 : 2,256.01 = 682.27 : x
  2. Step 2: Convert to fraction form
    1,504.19/2,256.01 = 682.27/x
  3. Step 3: Cross multiply
    1,504.19x = 2,256.01 × 682.27
  4. Step 4: Simplify right side
    1,504.19x = 1,539,207.94
  5. Step 5: Solve for x
    x = 1,539,207.94/1,504.19
  6. Step 6: Final answer
    x = 1,023.28

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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.