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Finding the Fourth Proportional to 323,761.44, 446,793.32 and 180,530.68

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Solution

The fourth proportional to 323,761.44, 446,793.32 and 180,530.68 is: 249,133.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,761.44 : 446,793.32 = 180,530.68 : x
  2. Step 2: Convert to fraction form
    323,761.44/446,793.32 = 180,530.68/x
  3. Step 3: Cross multiply
    323,761.44x = 446,793.32 × 180,530.68
  4. Step 4: Simplify right side
    323,761.44x = 80,659,901,879.06
  5. Step 5: Solve for x
    x = 80,659,901,879.06/323,761.44
  6. Step 6: Final answer
    x = 249,133.75

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1.5x scale

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.