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Finding the Fourth Proportional to 323,296.80, 446,132.22 and 178,097.82

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Solution

The fourth proportional to 323,296.80, 446,132.22 and 178,097.82 is: 245,765.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,296.80 : 446,132.22 = 178,097.82 : x
  2. Step 2: Convert to fraction form
    323,296.80/446,132.22 = 178,097.82/x
  3. Step 3: Cross multiply
    323,296.80x = 446,132.22 × 178,097.82
  4. Step 4: Simplify right side
    323,296.80x = 79,455,175,813.76
  5. Step 5: Solve for x
    x = 79,455,175,813.76/323,296.80
  6. Step 6: Final answer
    x = 245,765.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.