Home / 331,211.46-496,825.38-120,849.39

Finding the Fourth Proportional to 331,211.46, 496,825.38 and 120,849.39

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Solution

The fourth proportional to 331,211.46, 496,825.38 and 120,849.39 is: 181,277.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,211.46 : 496,825.38 = 120,849.39 : x
  2. Step 2: Convert to fraction form
    331,211.46/496,825.38 = 120,849.39/x
  3. Step 3: Cross multiply
    331,211.46x = 496,825.38 × 120,849.39
  4. Step 4: Simplify right side
    331,211.46x = 60,041,044,109.52
  5. Step 5: Solve for x
    x = 60,041,044,109.52/331,211.46
  6. Step 6: Final answer
    x = 181,277.07

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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.