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Finding the Fourth Proportional to 662,099.91, 993,198.04 and 277,462.68

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Solution

The fourth proportional to 662,099.91, 993,198.04 and 277,462.68 is: 416,214.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,099.91 : 993,198.04 = 277,462.68 : x
  2. Step 2: Convert to fraction form
    662,099.91/993,198.04 = 277,462.68/x
  3. Step 3: Cross multiply
    662,099.91x = 993,198.04 × 277,462.68
  4. Step 4: Simplify right side
    662,099.91x = 275,575,388,352.64
  5. Step 5: Solve for x
    x = 275,575,388,352.64/662,099.91
  6. Step 6: Final answer
    x = 416,214.21

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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.