Home / 825,328.20-1,237,992.30-683,610.60

Finding the Fourth Proportional to 825,328.20, 1,237,992.30 and 683,610.60

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Solution

The fourth proportional to 825,328.20, 1,237,992.30 and 683,610.60 is: 1,025,415.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,328.20 : 1,237,992.30 = 683,610.60 : x
  2. Step 2: Convert to fraction form
    825,328.20/1,237,992.30 = 683,610.60/x
  3. Step 3: Cross multiply
    825,328.20x = 1,237,992.30 × 683,610.60
  4. Step 4: Simplify right side
    825,328.20x = 846,304,658,998.38
  5. Step 5: Solve for x
    x = 846,304,658,998.38/825,328.20
  6. Step 6: Final answer
    x = 1,025,415.90

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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.