Home / 889,558.44-1,334,137.56-409,325.59

Finding the Fourth Proportional to 889,558.44, 1,334,137.56 and 409,325.59

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Solution

The fourth proportional to 889,558.44, 1,334,137.56 and 409,325.59 is: 613,896.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,558.44 : 1,334,137.56 = 409,325.59 : x
  2. Step 2: Convert to fraction form
    889,558.44/1,334,137.56 = 409,325.59/x
  3. Step 3: Cross multiply
    889,558.44x = 1,334,137.56 × 409,325.59
  4. Step 4: Simplify right side
    889,558.44x = 546,096,635,170.85
  5. Step 5: Solve for x
    x = 546,096,635,170.85/889,558.44
  6. Step 6: Final answer
    x = 613,896.30

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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.