Home / 705,259.44-1,057,664.52-231,835.68

Finding the Fourth Proportional to 705,259.44, 1,057,664.52 and 231,835.68

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Solution

The fourth proportional to 705,259.44, 1,057,664.52 and 231,835.68 is: 347,679.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,259.44 : 1,057,664.52 = 231,835.68 : x
  2. Step 2: Convert to fraction form
    705,259.44/1,057,664.52 = 231,835.68/x
  3. Step 3: Cross multiply
    705,259.44x = 1,057,664.52 × 231,835.68
  4. Step 4: Simplify right side
    705,259.44x = 245,204,373,206.07
  5. Step 5: Solve for x
    x = 245,204,373,206.07/705,259.44
  6. Step 6: Final answer
    x = 347,679.68

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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.