Home / 349,101.80-481,757.44-213,107.12

Finding the Fourth Proportional to 349,101.80, 481,757.44 and 213,107.12

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Solution

The fourth proportional to 349,101.80, 481,757.44 and 213,107.12 is: 294,085.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,101.80 : 481,757.44 = 213,107.12 : x
  2. Step 2: Convert to fraction form
    349,101.80/481,757.44 = 213,107.12/x
  3. Step 3: Cross multiply
    349,101.80x = 481,757.44 × 213,107.12
  4. Step 4: Simplify right side
    349,101.80x = 102,665,940,576.97
  5. Step 5: Solve for x
    x = 102,665,940,576.97/349,101.80
  6. Step 6: Final answer
    x = 294,085.97

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1.5x scale

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.