Home / 825,997.76-1,238,262.60-293,448.56

Finding the Fourth Proportional to 825,997.76, 1,238,262.60 and 293,448.56

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Solution

The fourth proportional to 825,997.76, 1,238,262.60 and 293,448.56 is: 439,912.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,997.76 : 1,238,262.60 = 293,448.56 : x
  2. Step 2: Convert to fraction form
    825,997.76/1,238,262.60 = 293,448.56/x
  3. Step 3: Cross multiply
    825,997.76x = 1,238,262.60 × 293,448.56
  4. Step 4: Simplify right side
    825,997.76x = 363,366,376,871.86
  5. Step 5: Solve for x
    x = 363,366,376,871.86/825,997.76
  6. Step 6: Final answer
    x = 439,912.06

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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.