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Finding the Fourth Proportional to 484,866.73, 726,561.97 and 231,799.39

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Solution

The fourth proportional to 484,866.73, 726,561.97 and 231,799.39 is: 347,346.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,866.73 : 726,561.97 = 231,799.39 : x
  2. Step 2: Convert to fraction form
    484,866.73/726,561.97 = 231,799.39/x
  3. Step 3: Cross multiply
    484,866.73x = 726,561.97 × 231,799.39
  4. Step 4: Simplify right side
    484,866.73x = 168,416,619,047.30
  5. Step 5: Solve for x
    x = 168,416,619,047.30/484,866.73
  6. Step 6: Final answer
    x = 347,346.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.