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Finding the Fourth Proportional to 580,380.32, 801,003 and 325,745.44

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Solution

The fourth proportional to 580,380.32, 801,003 and 325,745.44 is: 449,572.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,380.32 : 801,003 = 325,745.44 : x
  2. Step 2: Convert to fraction form
    580,380.32/801,003 = 325,745.44/x
  3. Step 3: Cross multiply
    580,380.32x = 801,003 × 325,745.44
  4. Step 4: Simplify right side
    580,380.32x = 260,923,074,676.32
  5. Step 5: Solve for x
    x = 260,923,074,676.32/580,380.32
  6. Step 6: Final answer
    x = 449,572.57

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1.5x scale

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.