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Finding the Fourth Proportional to 451,168.85, 676,825.52 and 181,296.50

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Solution

The fourth proportional to 451,168.85, 676,825.52 and 181,296.50 is: 271,973.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,168.85 : 676,825.52 = 181,296.50 : x
  2. Step 2: Convert to fraction form
    451,168.85/676,825.52 = 181,296.50/x
  3. Step 3: Cross multiply
    451,168.85x = 676,825.52 × 181,296.50
  4. Step 4: Simplify right side
    451,168.85x = 122,706,093,596.07
  5. Step 5: Solve for x
    x = 122,706,093,596.07/451,168.85
  6. Step 6: Final answer
    x = 271,973.77

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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.