Home / 705,246.60-1,057,653.90-231,822.60

Finding the Fourth Proportional to 705,246.60, 1,057,653.90 and 231,822.60

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Solution

The fourth proportional to 705,246.60, 1,057,653.90 and 231,822.60 is: 347,662.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,246.60 : 1,057,653.90 = 231,822.60 : x
  2. Step 2: Convert to fraction form
    705,246.60/1,057,653.90 = 231,822.60/x
  3. Step 3: Cross multiply
    705,246.60x = 1,057,653.90 × 231,822.60
  4. Step 4: Simplify right side
    705,246.60x = 245,188,076,998.14
  5. Step 5: Solve for x
    x = 245,188,076,998.14/705,246.60
  6. Step 6: Final answer
    x = 347,662.90

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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.