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Finding the Fourth Proportional to 539,299.92, 809,092.44 and 184,312.56

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Solution

The fourth proportional to 539,299.92, 809,092.44 and 184,312.56 is: 276,517.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,299.92 : 809,092.44 = 184,312.56 : x
  2. Step 2: Convert to fraction form
    539,299.92/809,092.44 = 184,312.56/x
  3. Step 3: Cross multiply
    539,299.92x = 809,092.44 × 184,312.56
  4. Step 4: Simplify right side
    539,299.92x = 149,125,898,893.05
  5. Step 5: Solve for x
    x = 149,125,898,893.05/539,299.92
  6. Step 6: Final answer
    x = 276,517.56

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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.