Finding the Fourth Proportional to 202,340.50, 302,993.12 and 196,354.06
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Solution
The fourth proportional to 202,340.50, 302,993.12 and 196,354.06 is: 294,028.78
Step by Step Solution
- Step 1: Write the proportion equation
202,340.50 : 302,993.12 = 196,354.06 : x - Step 2: Convert to fraction form
202,340.50/302,993.12 = 196,354.06/x - Step 3: Cross multiply
202,340.50x = 302,993.12 × 196,354.06 - Step 4: Simplify right side
202,340.50x = 59,493,928,997.47 - Step 5: Solve for x
x = 59,493,928,997.47/202,340.50 - Step 6: Final answer
x = 294,028.78
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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.