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Finding the Fourth Proportional to 445,296.29, 668,112.55 and 267,927.85

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Solution

The fourth proportional to 445,296.29, 668,112.55 and 267,927.85 is: 401,992.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,296.29 : 668,112.55 = 267,927.85 : x
  2. Step 2: Convert to fraction form
    445,296.29/668,112.55 = 267,927.85/x
  3. Step 3: Cross multiply
    445,296.29x = 668,112.55 × 267,927.85
  4. Step 4: Simplify right side
    445,296.29x = 179,005,960,751.93
  5. Step 5: Solve for x
    x = 179,005,960,751.93/445,296.29
  6. Step 6: Final answer
    x = 401,992.94

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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.