Home / 428,183.03-589,544.46-363,524.37

Finding the Fourth Proportional to 428,183.03, 589,544.46 and 363,524.37

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Solution

The fourth proportional to 428,183.03, 589,544.46 and 363,524.37 is: 500,519.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,183.03 : 589,544.46 = 363,524.37 : x
  2. Step 2: Convert to fraction form
    428,183.03/589,544.46 = 363,524.37/x
  3. Step 3: Cross multiply
    428,183.03x = 589,544.46 × 363,524.37
  4. Step 4: Simplify right side
    428,183.03x = 214,313,778,408.49
  5. Step 5: Solve for x
    x = 214,313,778,408.49/428,183.03
  6. Step 6: Final answer
    x = 500,519.09

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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.