Home / 351,494.10-485,059.38-190,345.44

Finding the Fourth Proportional to 351,494.10, 485,059.38 and 190,345.44

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Solution

The fourth proportional to 351,494.10, 485,059.38 and 190,345.44 is: 262,675.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,494.10 : 485,059.38 = 190,345.44 : x
  2. Step 2: Convert to fraction form
    351,494.10/485,059.38 = 190,345.44/x
  3. Step 3: Cross multiply
    351,494.10x = 485,059.38 × 190,345.44
  4. Step 4: Simplify right side
    351,494.10x = 92,328,841,112.23
  5. Step 5: Solve for x
    x = 92,328,841,112.23/351,494.10
  6. Step 6: Final answer
    x = 262,675.37

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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.