Home / 444,923.70-667,458.27-145,317.30

Finding the Fourth Proportional to 444,923.70, 667,458.27 and 145,317.30

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Solution

The fourth proportional to 444,923.70, 667,458.27 and 145,317.30 is: 217,999.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,923.70 : 667,458.27 = 145,317.30 : x
  2. Step 2: Convert to fraction form
    444,923.70/667,458.27 = 145,317.30/x
  3. Step 3: Cross multiply
    444,923.70x = 667,458.27 × 145,317.30
  4. Step 4: Simplify right side
    444,923.70x = 96,993,233,659.07
  5. Step 5: Solve for x
    x = 96,993,233,659.07/444,923.70
  6. Step 6: Final answer
    x = 217,999.70

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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.