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Finding the Fourth Proportional to 308,287.29, 462,150.71 and 118,626.67

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Solution

The fourth proportional to 308,287.29, 462,150.71 and 118,626.67 is: 177,832.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,287.29 : 462,150.71 = 118,626.67 : x
  2. Step 2: Convert to fraction form
    308,287.29/462,150.71 = 118,626.67/x
  3. Step 3: Cross multiply
    308,287.29x = 462,150.71 × 118,626.67
  4. Step 4: Simplify right side
    308,287.29x = 54,823,399,765.44
  5. Step 5: Solve for x
    x = 54,823,399,765.44/308,287.29
  6. Step 6: Final answer
    x = 177,832.18

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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.