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Finding the Fourth Proportional to 377,194.48, 520,512.54 and 213,861.98

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Solution

The fourth proportional to 377,194.48, 520,512.54 and 213,861.98 is: 295,120.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,194.48 : 520,512.54 = 213,861.98 : x
  2. Step 2: Convert to fraction form
    377,194.48/520,512.54 = 213,861.98/x
  3. Step 3: Cross multiply
    377,194.48x = 520,512.54 × 213,861.98
  4. Step 4: Simplify right side
    377,194.48x = 111,317,842,419.23
  5. Step 5: Solve for x
    x = 111,317,842,419.23/377,194.48
  6. Step 6: Final answer
    x = 295,120.55

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.