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Finding the Fourth Proportional to 326,299.69, 450,286.68 and 181,097.02

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Solution

The fourth proportional to 326,299.69, 450,286.68 and 181,097.02 is: 249,910.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,299.69 : 450,286.68 = 181,097.02 : x
  2. Step 2: Convert to fraction form
    326,299.69/450,286.68 = 181,097.02/x
  3. Step 3: Cross multiply
    326,299.69x = 450,286.68 × 181,097.02
  4. Step 4: Simplify right side
    326,299.69x = 81,545,575,893.69
  5. Step 5: Solve for x
    x = 81,545,575,893.69/326,299.69
  6. Step 6: Final answer
    x = 249,910.06

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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.