Home / 331,356.06-496,286.37-153,489.42

Finding the Fourth Proportional to 331,356.06, 496,286.37 and 153,489.42

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Solution

The fourth proportional to 331,356.06, 496,286.37 and 153,489.42 is: 229,887.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,356.06 : 496,286.37 = 153,489.42 : x
  2. Step 2: Convert to fraction form
    331,356.06/496,286.37 = 153,489.42/x
  3. Step 3: Cross multiply
    331,356.06x = 496,286.37 × 153,489.42
  4. Step 4: Simplify right side
    331,356.06x = 76,174,707,085.21
  5. Step 5: Solve for x
    x = 76,174,707,085.21/331,356.06
  6. Step 6: Final answer
    x = 229,887.77

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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.