Home / 456,402.44-629,839.32-255,198.44

Finding the Fourth Proportional to 456,402.44, 629,839.32 and 255,198.44

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Solution

The fourth proportional to 456,402.44, 629,839.32 and 255,198.44 is: 352,176.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,402.44 : 629,839.32 = 255,198.44 : x
  2. Step 2: Convert to fraction form
    456,402.44/629,839.32 = 255,198.44/x
  3. Step 3: Cross multiply
    456,402.44x = 629,839.32 × 255,198.44
  4. Step 4: Simplify right side
    456,402.44x = 160,734,011,914.66
  5. Step 5: Solve for x
    x = 160,734,011,914.66/456,402.44
  6. Step 6: Final answer
    x = 352,176.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.