Home / 351,344.22-484,857.63-196,295.82

Finding the Fourth Proportional to 351,344.22, 484,857.63 and 196,295.82

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Solution

The fourth proportional to 351,344.22, 484,857.63 and 196,295.82 is: 270,889.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,344.22 : 484,857.63 = 196,295.82 : x
  2. Step 2: Convert to fraction form
    351,344.22/484,857.63 = 196,295.82/x
  3. Step 3: Cross multiply
    351,344.22x = 484,857.63 × 196,295.82
  4. Step 4: Simplify right side
    351,344.22x = 95,175,526,064.11
  5. Step 5: Solve for x
    x = 95,175,526,064.11/351,344.22
  6. Step 6: Final answer
    x = 270,889.69

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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.