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Finding the Fourth Proportional to 323,669.82, 446,455.86 and 214,771.80

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Solution

The fourth proportional to 323,669.82, 446,455.86 and 214,771.80 is: 296,246.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,669.82 : 446,455.86 = 214,771.80 : x
  2. Step 2: Convert to fraction form
    323,669.82/446,455.86 = 214,771.80/x
  3. Step 3: Cross multiply
    323,669.82x = 446,455.86 × 214,771.80
  4. Step 4: Simplify right side
    323,669.82x = 95,886,128,672.75
  5. Step 5: Solve for x
    x = 95,886,128,672.75/323,669.82
  6. Step 6: Final answer
    x = 296,246.74

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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.