Home / 298,028.26-446,994.33-81,836.56

Finding the Fourth Proportional to 298,028.26, 446,994.33 and 81,836.56

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Solution

The fourth proportional to 298,028.26, 446,994.33 and 81,836.56 is: 122,741.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,028.26 : 446,994.33 = 81,836.56 : x
  2. Step 2: Convert to fraction form
    298,028.26/446,994.33 = 81,836.56/x
  3. Step 3: Cross multiply
    298,028.26x = 446,994.33 × 81,836.56
  4. Step 4: Simplify right side
    298,028.26x = 36,580,478,306.70
  5. Step 5: Solve for x
    x = 36,580,478,306.70/298,028.26
  6. Step 6: Final answer
    x = 122,741.64

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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.