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Finding the Fourth Proportional to 382,638.60, 573,958.44 and 182,912.04

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Solution

The fourth proportional to 382,638.60, 573,958.44 and 182,912.04 is: 274,368.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,638.60 : 573,958.44 = 182,912.04 : x
  2. Step 2: Convert to fraction form
    382,638.60/573,958.44 = 182,912.04/x
  3. Step 3: Cross multiply
    382,638.60x = 573,958.44 × 182,912.04
  4. Step 4: Simplify right side
    382,638.60x = 104,983,909,135.62
  5. Step 5: Solve for x
    x = 104,983,909,135.62/382,638.60
  6. Step 6: Final answer
    x = 274,368.32

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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.