Home / 494,566.70-741,777.15-139,616.60

Finding the Fourth Proportional to 494,566.70, 741,777.15 and 139,616.60

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Solution

The fourth proportional to 494,566.70, 741,777.15 and 139,616.60 is: 209,404.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,566.70 : 741,777.15 = 139,616.60 : x
  2. Step 2: Convert to fraction form
    494,566.70/741,777.15 = 139,616.60/x
  3. Step 3: Cross multiply
    494,566.70x = 741,777.15 × 139,616.60
  4. Step 4: Simplify right side
    494,566.70x = 103,564,403,640.69
  5. Step 5: Solve for x
    x = 103,564,403,640.69/494,566.70
  6. Step 6: Final answer
    x = 209,404.32

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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.