Home / 308,231.12-462,355.32-150,585.68

Finding the Fourth Proportional to 308,231.12, 462,355.32 and 150,585.68

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Solution

The fourth proportional to 308,231.12, 462,355.32 and 150,585.68 is: 225,882.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,231.12 : 462,355.32 = 150,585.68 : x
  2. Step 2: Convert to fraction form
    308,231.12/462,355.32 = 150,585.68/x
  3. Step 3: Cross multiply
    308,231.12x = 462,355.32 × 150,585.68
  4. Step 4: Simplify right side
    308,231.12x = 69,624,090,263.82
  5. Step 5: Solve for x
    x = 69,624,090,263.82/308,231.12
  6. Step 6: Final answer
    x = 225,882.74

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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.