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Finding the Fourth Proportional to 351,711.41, 529,758.07 and 327,074.86

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Solution

The fourth proportional to 351,711.41, 529,758.07 and 327,074.86 is: 492,649.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,711.41 : 529,758.07 = 327,074.86 : x
  2. Step 2: Convert to fraction form
    351,711.41/529,758.07 = 327,074.86/x
  3. Step 3: Cross multiply
    351,711.41x = 529,758.07 × 327,074.86
  4. Step 4: Simplify right side
    351,711.41x = 173,270,542,294.96
  5. Step 5: Solve for x
    x = 173,270,542,294.96/351,711.41
  6. Step 6: Final answer
    x = 492,649.76

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.