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Finding the Fourth Proportional to 451,165.85, 676,821.02 and 181,293.49

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Solution

The fourth proportional to 451,165.85, 676,821.02 and 181,293.49 is: 271,969.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,165.85 : 676,821.02 = 181,293.49 : x
  2. Step 2: Convert to fraction form
    451,165.85/676,821.02 = 181,293.49/x
  3. Step 3: Cross multiply
    451,165.85x = 676,821.02 × 181,293.49
  4. Step 4: Simplify right side
    451,165.85x = 122,703,244,760.72
  5. Step 5: Solve for x
    x = 122,703,244,760.72/451,165.85
  6. Step 6: Final answer
    x = 271,969.27

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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.