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Finding the Fourth Proportional to 324,735.88, 487,183.24 and 228,860.16

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Solution

The fourth proportional to 324,735.88, 487,183.24 and 228,860.16 is: 343,346.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,735.88 : 487,183.24 = 228,860.16 : x
  2. Step 2: Convert to fraction form
    324,735.88/487,183.24 = 228,860.16/x
  3. Step 3: Cross multiply
    324,735.88x = 487,183.24 × 228,860.16
  4. Step 4: Simplify right side
    324,735.88x = 111,496,836,368.73
  5. Step 5: Solve for x
    x = 111,496,836,368.73/324,735.88
  6. Step 6: Final answer
    x = 343,346.22

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1.5x scale

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.