Home / 451,591.44-677,145.12-151,972.56

Finding the Fourth Proportional to 451,591.44, 677,145.12 and 151,972.56

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Solution

The fourth proportional to 451,591.44, 677,145.12 and 151,972.56 is: 227,877.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,591.44 : 677,145.12 = 151,972.56 : x
  2. Step 2: Convert to fraction form
    451,591.44/677,145.12 = 151,972.56/x
  3. Step 3: Cross multiply
    451,591.44x = 677,145.12 × 151,972.56
  4. Step 4: Simplify right side
    451,591.44x = 102,907,477,377.91
  5. Step 5: Solve for x
    x = 102,907,477,377.91/451,591.44
  6. Step 6: Final answer
    x = 227,877.39

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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.