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Finding the Fourth Proportional to 323,429.25, 446,293.65 and 185,601.09

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Solution

The fourth proportional to 323,429.25, 446,293.65 and 185,601.09 is: 256,107.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,429.25 : 446,293.65 = 185,601.09 : x
  2. Step 2: Convert to fraction form
    323,429.25/446,293.65 = 185,601.09/x
  3. Step 3: Cross multiply
    323,429.25x = 446,293.65 × 185,601.09
  4. Step 4: Simplify right side
    323,429.25x = 82,832,587,900.08
  5. Step 5: Solve for x
    x = 82,832,587,900.08/323,429.25
  6. Step 6: Final answer
    x = 256,107.29

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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.