Home / 320,845.44-481,741.26-178,967.91

Finding the Fourth Proportional to 320,845.44, 481,741.26 and 178,967.91

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Solution

The fourth proportional to 320,845.44, 481,741.26 and 178,967.91 is: 268,715.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,845.44 : 481,741.26 = 178,967.91 : x
  2. Step 2: Convert to fraction form
    320,845.44/481,741.26 = 178,967.91/x
  3. Step 3: Cross multiply
    320,845.44x = 481,741.26 × 178,967.91
  4. Step 4: Simplify right side
    320,845.44x = 86,216,226,462.97
  5. Step 5: Solve for x
    x = 86,216,226,462.97/320,845.44
  6. Step 6: Final answer
    x = 268,715.76

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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.