Home / 231,927.96-317,662.44-218,310.24

Finding the Fourth Proportional to 231,927.96, 317,662.44 and 218,310.24

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Solution

The fourth proportional to 231,927.96, 317,662.44 and 218,310.24 is: 299,010.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,927.96 : 317,662.44 = 218,310.24 : x
  2. Step 2: Convert to fraction form
    231,927.96/317,662.44 = 218,310.24/x
  3. Step 3: Cross multiply
    231,927.96x = 317,662.44 × 218,310.24
  4. Step 4: Simplify right side
    231,927.96x = 69,348,963,515.39
  5. Step 5: Solve for x
    x = 69,348,963,515.39/231,927.96
  6. Step 6: Final answer
    x = 299,010.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.