Home / 1,279,924.54-1,919,997.06-333,296.98

Finding the Fourth Proportional to 1,279,924.54, 1,919,997.06 and 333,296.98

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Solution

The fourth proportional to 1,279,924.54, 1,919,997.06 and 333,296.98 is: 499,974.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,924.54 : 1,919,997.06 = 333,296.98 : x
  2. Step 2: Convert to fraction form
    1,279,924.54/1,919,997.06 = 333,296.98/x
  3. Step 3: Cross multiply
    1,279,924.54x = 1,919,997.06 × 333,296.98
  4. Step 4: Simplify right side
    1,279,924.54x = 639,929,221,706.88
  5. Step 5: Solve for x
    x = 639,929,221,706.88/1,279,924.54
  6. Step 6: Final answer
    x = 499,974.18

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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.