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Finding the Fourth Proportional to 573,994.92, 792,093.11 and 315,847.73

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Solution

The fourth proportional to 573,994.92, 792,093.11 and 315,847.73 is: 435,858.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,994.92 : 792,093.11 = 315,847.73 : x
  2. Step 2: Convert to fraction form
    573,994.92/792,093.11 = 315,847.73/x
  3. Step 3: Cross multiply
    573,994.92x = 792,093.11 × 315,847.73
  4. Step 4: Simplify right side
    573,994.92x = 250,180,810,742.14
  5. Step 5: Solve for x
    x = 250,180,810,742.14/573,994.92
  6. Step 6: Final answer
    x = 435,858.93

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Why These Related Problems?

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