Home / 419,629.13-579,080.39-233,372.03

Finding the Fourth Proportional to 419,629.13, 579,080.39 and 233,372.03

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Solution

The fourth proportional to 419,629.13, 579,080.39 and 233,372.03 is: 322,049.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,629.13 : 579,080.39 = 233,372.03 : x
  2. Step 2: Convert to fraction form
    419,629.13/579,080.39 = 233,372.03/x
  3. Step 3: Cross multiply
    419,629.13x = 579,080.39 × 233,372.03
  4. Step 4: Simplify right side
    419,629.13x = 135,141,162,085.23
  5. Step 5: Solve for x
    x = 135,141,162,085.23/419,629.13
  6. Step 6: Final answer
    x = 322,049.05

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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.