Home / 352,067.12-485,852.73-190,922.12

Finding the Fourth Proportional to 352,067.12, 485,852.73 and 190,922.12

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Solution

The fourth proportional to 352,067.12, 485,852.73 and 190,922.12 is: 263,472.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,067.12 : 485,852.73 = 190,922.12 : x
  2. Step 2: Convert to fraction form
    352,067.12/485,852.73 = 190,922.12/x
  3. Step 3: Cross multiply
    352,067.12x = 485,852.73 × 190,922.12
  4. Step 4: Simplify right side
    352,067.12x = 92,760,033,219.39
  5. Step 5: Solve for x
    x = 92,760,033,219.39/352,067.12
  6. Step 6: Final answer
    x = 263,472.58

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1.5x scale

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.