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Finding the Fourth Proportional to 298,033.35, 447,046.11 and 73,395.64

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Solution

The fourth proportional to 298,033.35, 447,046.11 and 73,395.64 is: 110,092.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,033.35 : 447,046.11 = 73,395.64 : x
  2. Step 2: Convert to fraction form
    298,033.35/447,046.11 = 73,395.64/x
  3. Step 3: Cross multiply
    298,033.35x = 447,046.11 × 73,395.64
  4. Step 4: Simplify right side
    298,033.35x = 32,811,237,375.51
  5. Step 5: Solve for x
    x = 32,811,237,375.51/298,033.35
  6. Step 6: Final answer
    x = 110,092.50

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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.