Home / 494,524.50-741,720.33-139,567.02

Finding the Fourth Proportional to 494,524.50, 741,720.33 and 139,567.02

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Solution

The fourth proportional to 494,524.50, 741,720.33 and 139,567.02 is: 209,331.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,524.50 : 741,720.33 = 139,567.02 : x
  2. Step 2: Convert to fraction form
    494,524.50/741,720.33 = 139,567.02/x
  3. Step 3: Cross multiply
    494,524.50x = 741,720.33 × 139,567.02
  4. Step 4: Simplify right side
    494,524.50x = 103,519,696,131.52
  5. Step 5: Solve for x
    x = 103,519,696,131.52/494,524.50
  6. Step 6: Final answer
    x = 209,331.78

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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.