Home / 276,690.05-415,588.20-267,610.35

Finding the Fourth Proportional to 276,690.05, 415,588.20 and 267,610.35

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Solution

The fourth proportional to 276,690.05, 415,588.20 and 267,610.35 is: 401,950.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,690.05 : 415,588.20 = 267,610.35 : x
  2. Step 2: Convert to fraction form
    276,690.05/415,588.20 = 267,610.35/x
  3. Step 3: Cross multiply
    276,690.05x = 415,588.20 × 267,610.35
  4. Step 4: Simplify right side
    276,690.05x = 111,215,704,696.84
  5. Step 5: Solve for x
    x = 111,215,704,696.84/276,690.05
  6. Step 6: Final answer
    x = 401,950.51

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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.