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Finding the Fourth Proportional to 303,807.82, 419,242.04 and 174,736.52

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Solution

The fourth proportional to 303,807.82, 419,242.04 and 174,736.52 is: 241,129.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,807.82 : 419,242.04 = 174,736.52 : x
  2. Step 2: Convert to fraction form
    303,807.82/419,242.04 = 174,736.52/x
  3. Step 3: Cross multiply
    303,807.82x = 419,242.04 × 174,736.52
  4. Step 4: Simplify right side
    303,807.82x = 73,256,895,107.30
  5. Step 5: Solve for x
    x = 73,256,895,107.30/303,807.82
  6. Step 6: Final answer
    x = 241,129.06

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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.