Home / 1,481,279.70-2,221,919.55-359,348.70

Finding the Fourth Proportional to 1,481,279.70, 2,221,919.55 and 359,348.70

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Solution

The fourth proportional to 1,481,279.70, 2,221,919.55 and 359,348.70 is: 539,023.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,279.70 : 2,221,919.55 = 359,348.70 : x
  2. Step 2: Convert to fraction form
    1,481,279.70/2,221,919.55 = 359,348.70/x
  3. Step 3: Cross multiply
    1,481,279.70x = 2,221,919.55 × 359,348.70
  4. Step 4: Simplify right side
    1,481,279.70x = 798,443,901,797.09
  5. Step 5: Solve for x
    x = 798,443,901,797.09/1,481,279.70
  6. Step 6: Final answer
    x = 539,023.05

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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.