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Finding the Fourth Proportional to 444,025.60, 664,094.40 and 396,980.80

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Solution

The fourth proportional to 444,025.60, 664,094.40 and 396,980.80 is: 593,733.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,025.60 : 664,094.40 = 396,980.80 : x
  2. Step 2: Convert to fraction form
    444,025.60/664,094.40 = 396,980.80/x
  3. Step 3: Cross multiply
    444,025.60x = 664,094.40 × 396,980.80
  4. Step 4: Simplify right side
    444,025.60x = 263,632,726,187.52
  5. Step 5: Solve for x
    x = 263,632,726,187.52/444,025.60
  6. Step 6: Final answer
    x = 593,733.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.