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Finding the Fourth Proportional to 308,270.97, 462,356.02 and 108,544.41

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Solution

The fourth proportional to 308,270.97, 462,356.02 and 108,544.41 is: 162,798.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,270.97 : 462,356.02 = 108,544.41 : x
  2. Step 2: Convert to fraction form
    308,270.97/462,356.02 = 108,544.41/x
  3. Step 3: Cross multiply
    308,270.97x = 462,356.02 × 108,544.41
  4. Step 4: Simplify right side
    308,270.97x = 50,186,161,536.53
  5. Step 5: Solve for x
    x = 50,186,161,536.53/308,270.97
  6. Step 6: Final answer
    x = 162,798.86

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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.