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Finding the Fourth Proportional to 404,817.22, 558,696.96 and 235,051.34

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Solution

The fourth proportional to 404,817.22, 558,696.96 and 235,051.34 is: 324,399.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,817.22 : 558,696.96 = 235,051.34 : x
  2. Step 2: Convert to fraction form
    404,817.22/558,696.96 = 235,051.34/x
  3. Step 3: Cross multiply
    404,817.22x = 558,696.96 × 235,051.34
  4. Step 4: Simplify right side
    404,817.22x = 131,322,469,101.93
  5. Step 5: Solve for x
    x = 131,322,469,101.93/404,817.22
  6. Step 6: Final answer
    x = 324,399.41

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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.