Home / 276,796.32-415,177.20-110,464.80

Finding the Fourth Proportional to 276,796.32, 415,177.20 and 110,464.80

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Solution

The fourth proportional to 276,796.32, 415,177.20 and 110,464.80 is: 165,690.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,796.32 : 415,177.20 = 110,464.80 : x
  2. Step 2: Convert to fraction form
    276,796.32/415,177.20 = 110,464.80/x
  3. Step 3: Cross multiply
    276,796.32x = 415,177.20 × 110,464.80
  4. Step 4: Simplify right side
    276,796.32x = 45,862,466,362.56
  5. Step 5: Solve for x
    x = 45,862,466,362.56/276,796.32
  6. Step 6: Final answer
    x = 165,690.30

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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.