Home / 284,922.36-393,270.59-177,428.88

Finding the Fourth Proportional to 284,922.36, 393,270.59 and 177,428.88

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Solution

The fourth proportional to 284,922.36, 393,270.59 and 177,428.88 is: 244,900.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,922.36 : 393,270.59 = 177,428.88 : x
  2. Step 2: Convert to fraction form
    284,922.36/393,270.59 = 177,428.88/x
  3. Step 3: Cross multiply
    284,922.36x = 393,270.59 × 177,428.88
  4. Step 4: Simplify right side
    284,922.36x = 69,777,560,764.21
  5. Step 5: Solve for x
    x = 69,777,560,764.21/284,922.36
  6. Step 6: Final answer
    x = 244,900.26

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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.