Home / 910,993.64-1,366,361.97-500,790.80

Finding the Fourth Proportional to 910,993.64, 1,366,361.97 and 500,790.80

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Solution

The fourth proportional to 910,993.64, 1,366,361.97 and 500,790.80 is: 751,115.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,993.64 : 1,366,361.97 = 500,790.80 : x
  2. Step 2: Convert to fraction form
    910,993.64/1,366,361.97 = 500,790.80/x
  3. Step 3: Cross multiply
    910,993.64x = 1,366,361.97 × 500,790.80
  4. Step 4: Simplify right side
    910,993.64x = 684,261,505,583.82
  5. Step 5: Solve for x
    x = 684,261,505,583.82/910,993.64
  6. Step 6: Final answer
    x = 751,115.57

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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.