Home / 1,135,961.73-1,702,379.62-486,760.77

Finding the Fourth Proportional to 1,135,961.73, 1,702,379.62 and 486,760.77

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Solution

The fourth proportional to 1,135,961.73, 1,702,379.62 and 486,760.77 is: 729,471.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,961.73 : 1,702,379.62 = 486,760.77 : x
  2. Step 2: Convert to fraction form
    1,135,961.73/1,702,379.62 = 486,760.77/x
  3. Step 3: Cross multiply
    1,135,961.73x = 1,702,379.62 × 486,760.77
  4. Step 4: Simplify right side
    1,135,961.73x = 828,651,614,663.51
  5. Step 5: Solve for x
    x = 828,651,614,663.51/1,135,961.73
  6. Step 6: Final answer
    x = 729,471.42

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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.