Home / 959,076.21-1,438,884.06-419,379.96

Finding the Fourth Proportional to 959,076.21, 1,438,884.06 and 419,379.96

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Solution

The fourth proportional to 959,076.21, 1,438,884.06 and 419,379.96 is: 629,187.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,076.21 : 1,438,884.06 = 419,379.96 : x
  2. Step 2: Convert to fraction form
    959,076.21/1,438,884.06 = 419,379.96/x
  3. Step 3: Cross multiply
    959,076.21x = 1,438,884.06 × 419,379.96
  4. Step 4: Simplify right side
    959,076.21x = 603,439,139,527.44
  5. Step 5: Solve for x
    x = 603,439,139,527.44/959,076.21
  6. Step 6: Final answer
    x = 629,187.89

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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.