Home / 335,694.20-462,375.52-258,021.31

Finding the Fourth Proportional to 335,694.20, 462,375.52 and 258,021.31

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Solution

The fourth proportional to 335,694.20, 462,375.52 and 258,021.31 is: 355,391.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,694.20 : 462,375.52 = 258,021.31 : x
  2. Step 2: Convert to fraction form
    335,694.20/462,375.52 = 258,021.31/x
  3. Step 3: Cross multiply
    335,694.20x = 462,375.52 × 258,021.31
  4. Step 4: Simplify right side
    335,694.20x = 119,302,737,753.56
  5. Step 5: Solve for x
    x = 119,302,737,753.56/335,694.20
  6. Step 6: Final answer
    x = 355,391.12

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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.