Home / 441,286.41-661,929.62-308,426.16

Finding the Fourth Proportional to 441,286.41, 661,929.62 and 308,426.16

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Solution

The fourth proportional to 441,286.41, 661,929.62 and 308,426.16 is: 462,639.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,286.41 : 661,929.62 = 308,426.16 : x
  2. Step 2: Convert to fraction form
    441,286.41/661,929.62 = 308,426.16/x
  3. Step 3: Cross multiply
    441,286.41x = 661,929.62 × 308,426.16
  4. Step 4: Simplify right side
    441,286.41x = 204,156,409,344.73
  5. Step 5: Solve for x
    x = 204,156,409,344.73/441,286.41
  6. Step 6: Final answer
    x = 462,639.24

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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.