Home / 412,453.41-617,882.08-231,990.59

Finding the Fourth Proportional to 412,453.41, 617,882.08 and 231,990.59

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Solution

The fourth proportional to 412,453.41, 617,882.08 and 231,990.59 is: 347,537.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,453.41 : 617,882.08 = 231,990.59 : x
  2. Step 2: Convert to fraction form
    412,453.41/617,882.08 = 231,990.59/x
  3. Step 3: Cross multiply
    412,453.41x = 617,882.08 × 231,990.59
  4. Step 4: Simplify right side
    412,453.41x = 143,342,828,289.63
  5. Step 5: Solve for x
    x = 143,342,828,289.63/412,453.41
  6. Step 6: Final answer
    x = 347,537.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.