Home / 494,616.58-681,816.09-303,275.14

Finding the Fourth Proportional to 494,616.58, 681,816.09 and 303,275.14

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Solution

The fourth proportional to 494,616.58, 681,816.09 and 303,275.14 is: 418,056.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,616.58 : 681,816.09 = 303,275.14 : x
  2. Step 2: Convert to fraction form
    494,616.58/681,816.09 = 303,275.14/x
  3. Step 3: Cross multiply
    494,616.58x = 681,816.09 × 303,275.14
  4. Step 4: Simplify right side
    494,616.58x = 206,777,870,149.00
  5. Step 5: Solve for x
    x = 206,777,870,149.00/494,616.58
  6. Step 6: Final answer
    x = 418,056.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.