Home / 580,370.32-800,989.20-325,735.44

Finding the Fourth Proportional to 580,370.32, 800,989.20 and 325,735.44

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Solution

The fourth proportional to 580,370.32, 800,989.20 and 325,735.44 is: 449,558.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,370.32 : 800,989.20 = 325,735.44 : x
  2. Step 2: Convert to fraction form
    580,370.32/800,989.20 = 325,735.44/x
  3. Step 3: Cross multiply
    580,370.32x = 800,989.20 × 325,735.44
  4. Step 4: Simplify right side
    580,370.32x = 260,910,569,497.25
  5. Step 5: Solve for x
    x = 260,910,569,497.25/580,370.32
  6. Step 6: Final answer
    x = 449,558.77

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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.