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Finding the Fourth Proportional to 333,265.20, 499,949.64 and 108,573.33

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Solution

The fourth proportional to 333,265.20, 499,949.64 and 108,573.33 is: 162,876.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,265.20 : 499,949.64 = 108,573.33 : x
  2. Step 2: Convert to fraction form
    333,265.20/499,949.64 = 108,573.33/x
  3. Step 3: Cross multiply
    333,265.20x = 499,949.64 × 108,573.33
  4. Step 4: Simplify right side
    333,265.20x = 54,281,197,029.31
  5. Step 5: Solve for x
    x = 54,281,197,029.31/333,265.20
  6. Step 6: Final answer
    x = 162,876.88

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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.