Home / 325,439.07-486,179.46-210,651.73

Finding the Fourth Proportional to 325,439.07, 486,179.46 and 210,651.73

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Solution

The fourth proportional to 325,439.07, 486,179.46 and 210,651.73 is: 314,696.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,439.07 : 486,179.46 = 210,651.73 : x
  2. Step 2: Convert to fraction form
    325,439.07/486,179.46 = 210,651.73/x
  3. Step 3: Cross multiply
    325,439.07x = 486,179.46 × 210,651.73
  4. Step 4: Simplify right side
    325,439.07x = 102,414,544,339.47
  5. Step 5: Solve for x
    x = 102,414,544,339.47/325,439.07
  6. Step 6: Final answer
    x = 314,696.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.