Home / 494,263.64-741,395.57-139,231.53

Finding the Fourth Proportional to 494,263.64, 741,395.57 and 139,231.53

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Solution

The fourth proportional to 494,263.64, 741,395.57 and 139,231.53 is: 208,847.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,263.64 : 741,395.57 = 139,231.53 : x
  2. Step 2: Convert to fraction form
    494,263.64/741,395.57 = 139,231.53/x
  3. Step 3: Cross multiply
    494,263.64x = 741,395.57 × 139,231.53
  4. Step 4: Simplify right side
    494,263.64x = 103,225,639,546.32
  5. Step 5: Solve for x
    x = 103,225,639,546.32/494,263.64
  6. Step 6: Final answer
    x = 208,847.33

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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.