Home / 351,664.54-485,296.38-190,523.61

Finding the Fourth Proportional to 351,664.54, 485,296.38 and 190,523.61

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Solution

The fourth proportional to 351,664.54, 485,296.38 and 190,523.61 is: 262,922.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,664.54 : 485,296.38 = 190,523.61 : x
  2. Step 2: Convert to fraction form
    351,664.54/485,296.38 = 190,523.61/x
  3. Step 3: Cross multiply
    351,664.54x = 485,296.38 × 190,523.61
  4. Step 4: Simplify right side
    351,664.54x = 92,460,418,237.53
  5. Step 5: Solve for x
    x = 92,460,418,237.53/351,664.54
  6. Step 6: Final answer
    x = 262,922.21

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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.