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Finding the Fourth Proportional to 333,891.58, 500,884.15 and 109,269.67

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Solution

The fourth proportional to 333,891.58, 500,884.15 and 109,269.67 is: 163,919.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,891.58 : 500,884.15 = 109,269.67 : x
  2. Step 2: Convert to fraction form
    333,891.58/500,884.15 = 109,269.67/x
  3. Step 3: Cross multiply
    333,891.58x = 500,884.15 × 109,269.67
  4. Step 4: Simplify right side
    333,891.58x = 54,731,445,778.73
  5. Step 5: Solve for x
    x = 54,731,445,778.73/333,891.58
  6. Step 6: Final answer
    x = 163,919.81

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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.