Home / 331,021.06-456,806.97-180,118.66

Finding the Fourth Proportional to 331,021.06, 456,806.97 and 180,118.66

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Solution

The fourth proportional to 331,021.06, 456,806.97 and 180,118.66 is: 248,562.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,021.06 : 456,806.97 = 180,118.66 : x
  2. Step 2: Convert to fraction form
    331,021.06/456,806.97 = 180,118.66/x
  3. Step 3: Cross multiply
    331,021.06x = 456,806.97 × 180,118.66
  4. Step 4: Simplify right side
    331,021.06x = 82,279,459,315.06
  5. Step 5: Solve for x
    x = 82,279,459,315.06/331,021.06
  6. Step 6: Final answer
    x = 248,562.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.