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Finding the Fourth Proportional to 450,375.87, 675,182.26 and 197,464.69

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Solution

The fourth proportional to 450,375.87, 675,182.26 and 197,464.69 is: 296,029.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,375.87 : 675,182.26 = 197,464.69 : x
  2. Step 2: Convert to fraction form
    450,375.87/675,182.26 = 197,464.69/x
  3. Step 3: Cross multiply
    450,375.87x = 675,182.26 × 197,464.69
  4. Step 4: Simplify right side
    450,375.87x = 133,324,651,301.17
  5. Step 5: Solve for x
    x = 133,324,651,301.17/450,375.87
  6. Step 6: Final answer
    x = 296,029.74

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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.