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Finding the Fourth Proportional to 650,974.60, 897,745.44 and 446,665.08

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Solution

The fourth proportional to 650,974.60, 897,745.44 and 446,665.08 is: 615,986.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,974.60 : 897,745.44 = 446,665.08 : x
  2. Step 2: Convert to fraction form
    650,974.60/897,745.44 = 446,665.08/x
  3. Step 3: Cross multiply
    650,974.60x = 897,745.44 × 446,665.08
  4. Step 4: Simplify right side
    650,974.60x = 400,991,538,777.24
  5. Step 5: Solve for x
    x = 400,991,538,777.24/650,974.60
  6. Step 6: Final answer
    x = 615,986.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.