Home / 680,853.24-1,021,415.18-231,453.44

Finding the Fourth Proportional to 680,853.24, 1,021,415.18 and 231,453.44

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Solution

The fourth proportional to 680,853.24, 1,021,415.18 and 231,453.44 is: 347,226.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,853.24 : 1,021,415.18 = 231,453.44 : x
  2. Step 2: Convert to fraction form
    680,853.24/1,021,415.18 = 231,453.44/x
  3. Step 3: Cross multiply
    680,853.24x = 1,021,415.18 × 231,453.44
  4. Step 4: Simplify right side
    680,853.24x = 236,410,057,079.22
  5. Step 5: Solve for x
    x = 236,410,057,079.22/680,853.24
  6. Step 6: Final answer
    x = 347,226.16

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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.