Home / 767,207.30-1,150,701.60-261,791.60

Finding the Fourth Proportional to 767,207.30, 1,150,701.60 and 261,791.60

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Solution

The fourth proportional to 767,207.30, 1,150,701.60 and 261,791.60 is: 392,650.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,207.30 : 1,150,701.60 = 261,791.60 : x
  2. Step 2: Convert to fraction form
    767,207.30/1,150,701.60 = 261,791.60/x
  3. Step 3: Cross multiply
    767,207.30x = 1,150,701.60 × 261,791.60
  4. Step 4: Simplify right side
    767,207.30x = 301,244,012,986.56
  5. Step 5: Solve for x
    x = 301,244,012,986.56/767,207.30
  6. Step 6: Final answer
    x = 392,650.09

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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.