Home / 960,060.44-1,438,512.78-328,629.80

Finding the Fourth Proportional to 960,060.44, 1,438,512.78 and 328,629.80

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Solution

The fourth proportional to 960,060.44, 1,438,512.78 and 328,629.80 is: 492,404.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,060.44 : 1,438,512.78 = 328,629.80 : x
  2. Step 2: Convert to fraction form
    960,060.44/1,438,512.78 = 328,629.80/x
  3. Step 3: Cross multiply
    960,060.44x = 1,438,512.78 × 328,629.80
  4. Step 4: Simplify right side
    960,060.44x = 472,738,167,188.84
  5. Step 5: Solve for x
    x = 472,738,167,188.84/960,060.44
  6. Step 6: Final answer
    x = 492,404.59

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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.