Home / 451,469.40-677,308.23-151,942.20

Finding the Fourth Proportional to 451,469.40, 677,308.23 and 151,942.20

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Solution

The fourth proportional to 451,469.40, 677,308.23 and 151,942.20 is: 227,948.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,469.40 : 677,308.23 = 151,942.20 : x
  2. Step 2: Convert to fraction form
    451,469.40/677,308.23 = 151,942.20/x
  3. Step 3: Cross multiply
    451,469.40x = 677,308.23 × 151,942.20
  4. Step 4: Simplify right side
    451,469.40x = 102,911,702,544.31
  5. Step 5: Solve for x
    x = 102,911,702,544.31/451,469.40
  6. Step 6: Final answer
    x = 227,948.34

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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.