Home / 494,146.62-741,219.93-120,166.38

Finding the Fourth Proportional to 494,146.62, 741,219.93 and 120,166.38

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Solution

The fourth proportional to 494,146.62, 741,219.93 and 120,166.38 is: 180,249.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,146.62 : 741,219.93 = 120,166.38 : x
  2. Step 2: Convert to fraction form
    494,146.62/741,219.93 = 120,166.38/x
  3. Step 3: Cross multiply
    494,146.62x = 741,219.93 × 120,166.38
  4. Step 4: Simplify right side
    494,146.62x = 89,069,715,771.95
  5. Step 5: Solve for x
    x = 89,069,715,771.95/494,146.62
  6. Step 6: Final answer
    x = 180,249.57

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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.