Home / 451,500.20-677,287.16-226,745.05

Finding the Fourth Proportional to 451,500.20, 677,287.16 and 226,745.05

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Solution

The fourth proportional to 451,500.20, 677,287.16 and 226,745.05 is: 340,136.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,500.20 : 677,287.16 = 226,745.05 : x
  2. Step 2: Convert to fraction form
    451,500.20/677,287.16 = 226,745.05/x
  3. Step 3: Cross multiply
    451,500.20x = 677,287.16 × 226,745.05
  4. Step 4: Simplify right side
    451,500.20x = 153,571,510,889.54
  5. Step 5: Solve for x
    x = 153,571,510,889.54/451,500.20
  6. Step 6: Final answer
    x = 340,136.08

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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.