Home / 809,055.54-1,214,124.96-335,741.34

Finding the Fourth Proportional to 809,055.54, 1,214,124.96 and 335,741.34

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Solution

The fourth proportional to 809,055.54, 1,214,124.96 and 335,741.34 is: 503,836.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,055.54 : 1,214,124.96 = 335,741.34 : x
  2. Step 2: Convert to fraction form
    809,055.54/1,214,124.96 = 335,741.34/x
  3. Step 3: Cross multiply
    809,055.54x = 1,214,124.96 × 335,741.34
  4. Step 4: Simplify right side
    809,055.54x = 407,631,940,997.85
  5. Step 5: Solve for x
    x = 407,631,940,997.85/809,055.54
  6. Step 6: Final answer
    x = 503,836.78

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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.