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Finding the Fourth Proportional to 273,691.98, 410,544.18 and 217,570.86

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Solution

The fourth proportional to 273,691.98, 410,544.18 and 217,570.86 is: 326,361.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,691.98 : 410,544.18 = 217,570.86 : x
  2. Step 2: Convert to fraction form
    273,691.98/410,544.18 = 217,570.86/x
  3. Step 3: Cross multiply
    273,691.98x = 410,544.18 × 217,570.86
  4. Step 4: Simplify right side
    273,691.98x = 89,322,450,310.59
  5. Step 5: Solve for x
    x = 89,322,450,310.59/273,691.98
  6. Step 6: Final answer
    x = 326,361.23

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1.5x scale

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.