Home / 746,651.64-1,120,033.62-214,168.44

Finding the Fourth Proportional to 746,651.64, 1,120,033.62 and 214,168.44

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Solution

The fourth proportional to 746,651.64, 1,120,033.62 and 214,168.44 is: 321,268.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,651.64 : 1,120,033.62 = 214,168.44 : x
  2. Step 2: Convert to fraction form
    746,651.64/1,120,033.62 = 214,168.44/x
  3. Step 3: Cross multiply
    746,651.64x = 1,120,033.62 × 214,168.44
  4. Step 4: Simplify right side
    746,651.64x = 239,875,853,142.95
  5. Step 5: Solve for x
    x = 239,875,853,142.95/746,651.64
  6. Step 6: Final answer
    x = 321,268.77

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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.