Home / 675,622.20-1,013,433.30-276,000.60

Finding the Fourth Proportional to 675,622.20, 1,013,433.30 and 276,000.60

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Solution

The fourth proportional to 675,622.20, 1,013,433.30 and 276,000.60 is: 414,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,622.20 : 1,013,433.30 = 276,000.60 : x
  2. Step 2: Convert to fraction form
    675,622.20/1,013,433.30 = 276,000.60/x
  3. Step 3: Cross multiply
    675,622.20x = 1,013,433.30 × 276,000.60
  4. Step 4: Simplify right side
    675,622.20x = 279,708,198,859.98
  5. Step 5: Solve for x
    x = 279,708,198,859.98/675,622.20
  6. Step 6: Final answer
    x = 414,000.90

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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.