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Finding the Fourth Proportional to 328,003.74, 452,631.16 and 182,801.80

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Solution

The fourth proportional to 328,003.74, 452,631.16 and 182,801.80 is: 252,258.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,003.74 : 452,631.16 = 182,801.80 : x
  2. Step 2: Convert to fraction form
    328,003.74/452,631.16 = 182,801.80/x
  3. Step 3: Cross multiply
    328,003.74x = 452,631.16 × 182,801.80
  4. Step 4: Simplify right side
    328,003.74x = 82,741,790,784.09
  5. Step 5: Solve for x
    x = 82,741,790,784.09/328,003.74
  6. Step 6: Final answer
    x = 252,258.68

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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.