Home / 808,989.62-1,213,169.15-303,274.71

Finding the Fourth Proportional to 808,989.62, 1,213,169.15 and 303,274.71

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Solution

The fourth proportional to 808,989.62, 1,213,169.15 and 303,274.71 is: 454,793.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,989.62 : 1,213,169.15 = 303,274.71 : x
  2. Step 2: Convert to fraction form
    808,989.62/1,213,169.15 = 303,274.71/x
  3. Step 3: Cross multiply
    808,989.62x = 1,213,169.15 × 303,274.71
  4. Step 4: Simplify right side
    808,989.62x = 367,923,522,905.38
  5. Step 5: Solve for x
    x = 367,923,522,905.38/808,989.62
  6. Step 6: Final answer
    x = 454,793.88

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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.