Home / 494,157.41-741,248.26-139,169.04

Finding the Fourth Proportional to 494,157.41, 741,248.26 and 139,169.04

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Solution

The fourth proportional to 494,157.41, 741,248.26 and 139,169.04 is: 208,756.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,157.41 : 741,248.26 = 139,169.04 : x
  2. Step 2: Convert to fraction form
    494,157.41/741,248.26 = 139,169.04/x
  3. Step 3: Cross multiply
    494,157.41x = 741,248.26 × 139,169.04
  4. Step 4: Simplify right side
    494,157.41x = 103,158,808,745.87
  5. Step 5: Solve for x
    x = 103,158,808,745.87/494,157.41
  6. Step 6: Final answer
    x = 208,756.98

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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.