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Finding the Fourth Proportional to 351,257.80, 526,884.52 and 114,600.64

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Solution

The fourth proportional to 351,257.80, 526,884.52 and 114,600.64 is: 171,900.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,257.80 : 526,884.52 = 114,600.64 : x
  2. Step 2: Convert to fraction form
    351,257.80/526,884.52 = 114,600.64/x
  3. Step 3: Cross multiply
    351,257.80x = 526,884.52 × 114,600.64
  4. Step 4: Simplify right side
    351,257.80x = 60,381,303,198.09
  5. Step 5: Solve for x
    x = 60,381,303,198.09/351,257.80
  6. Step 6: Final answer
    x = 171,900.25

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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.