Home / 327,330.07-490,979.31-114,089.37

Finding the Fourth Proportional to 327,330.07, 490,979.31 and 114,089.37

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Solution

The fourth proportional to 327,330.07, 490,979.31 and 114,089.37 is: 171,128.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,330.07 : 490,979.31 = 114,089.37 : x
  2. Step 2: Convert to fraction form
    327,330.07/490,979.31 = 114,089.37/x
  3. Step 3: Cross multiply
    327,330.07x = 490,979.31 × 114,089.37
  4. Step 4: Simplify right side
    327,330.07x = 56,015,517,891.93
  5. Step 5: Solve for x
    x = 56,015,517,891.93/327,330.07
  6. Step 6: Final answer
    x = 171,128.54

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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.