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Finding the Fourth Proportional to 333,267.21, 499,952.64 and 108,575.33

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Solution

The fourth proportional to 333,267.21, 499,952.64 and 108,575.33 is: 162,879.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,267.21 : 499,952.64 = 108,575.33 : x
  2. Step 2: Convert to fraction form
    333,267.21/499,952.64 = 108,575.33/x
  3. Step 3: Cross multiply
    333,267.21x = 499,952.64 × 108,575.33
  4. Step 4: Simplify right side
    333,267.21x = 54,282,520,372.61
  5. Step 5: Solve for x
    x = 54,282,520,372.61/333,267.21
  6. Step 6: Final answer
    x = 162,879.87

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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.