Home / 320,016.24-479,887.56-109,675.44

Finding the Fourth Proportional to 320,016.24, 479,887.56 and 109,675.44

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Solution

The fourth proportional to 320,016.24, 479,887.56 and 109,675.44 is: 164,466.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,016.24 : 479,887.56 = 109,675.44 : x
  2. Step 2: Convert to fraction form
    320,016.24/479,887.56 = 109,675.44/x
  3. Step 3: Cross multiply
    320,016.24x = 479,887.56 × 109,675.44
  4. Step 4: Simplify right side
    320,016.24x = 52,631,879,293.53
  5. Step 5: Solve for x
    x = 52,631,879,293.53/320,016.24
  6. Step 6: Final answer
    x = 164,466.28

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1.5x scale

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.