Home / 825,992.37-1,238,726.03-561,452.85

Finding the Fourth Proportional to 825,992.37, 1,238,726.03 and 561,452.85

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Solution

The fourth proportional to 825,992.37, 1,238,726.03 and 561,452.85 is: 842,000.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,992.37 : 1,238,726.03 = 561,452.85 : x
  2. Step 2: Convert to fraction form
    825,992.37/1,238,726.03 = 561,452.85/x
  3. Step 3: Cross multiply
    825,992.37x = 1,238,726.03 × 561,452.85
  4. Step 4: Simplify right side
    825,992.37x = 695,486,257,105.42
  5. Step 5: Solve for x
    x = 695,486,257,105.42/825,992.37
  6. Step 6: Final answer
    x = 842,000.83

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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.