Home / 322,845.33-484,455.14-162,933.78

Finding the Fourth Proportional to 322,845.33, 484,455.14 and 162,933.78

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Solution

The fourth proportional to 322,845.33, 484,455.14 and 162,933.78 is: 244,495.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,845.33 : 484,455.14 = 162,933.78 : x
  2. Step 2: Convert to fraction form
    322,845.33/484,455.14 = 162,933.78/x
  3. Step 3: Cross multiply
    322,845.33x = 484,455.14 × 162,933.78
  4. Step 4: Simplify right side
    322,845.33x = 78,934,107,200.63
  5. Step 5: Solve for x
    x = 78,934,107,200.63/322,845.33
  6. Step 6: Final answer
    x = 244,495.12

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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.