Home / 605,485.48-908,257.02-231,540.52

Finding the Fourth Proportional to 605,485.48, 908,257.02 and 231,540.52

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Solution

The fourth proportional to 605,485.48, 908,257.02 and 231,540.52 is: 347,321.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,485.48 : 908,257.02 = 231,540.52 : x
  2. Step 2: Convert to fraction form
    605,485.48/908,257.02 = 231,540.52/x
  3. Step 3: Cross multiply
    605,485.48x = 908,257.02 × 231,540.52
  4. Step 4: Simplify right side
    605,485.48x = 210,298,302,704.45
  5. Step 5: Solve for x
    x = 210,298,302,704.45/605,485.48
  6. Step 6: Final answer
    x = 347,321.79

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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.