Home / 808,997.07-1,213,180.18-303,282.38

Finding the Fourth Proportional to 808,997.07, 1,213,180.18 and 303,282.38

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Solution

The fourth proportional to 808,997.07, 1,213,180.18 and 303,282.38 is: 454,805.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,997.07 : 1,213,180.18 = 303,282.38 : x
  2. Step 2: Convert to fraction form
    808,997.07/1,213,180.18 = 303,282.38/x
  3. Step 3: Cross multiply
    808,997.07x = 1,213,180.18 × 303,282.38
  4. Step 4: Simplify right side
    808,997.07x = 367,936,169,515.80
  5. Step 5: Solve for x
    x = 367,936,169,515.80/808,997.07
  6. Step 6: Final answer
    x = 454,805.32

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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.