Finding the Fourth Proportional to 314,563.44, 471,512.82 and 225,768.81
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Solution
The fourth proportional to 314,563.44, 471,512.82 and 225,768.81 is: 338,414.69
Step by Step Solution
- Step 1: Write the proportion equation
314,563.44 : 471,512.82 = 225,768.81 : x - Step 2: Convert to fraction form
314,563.44/471,512.82 = 225,768.81/x - Step 3: Cross multiply
314,563.44x = 471,512.82 × 225,768.81 - Step 4: Simplify right side
314,563.44x = 106,452,888,271.14 - Step 5: Solve for x
x = 106,452,888,271.14/314,563.44 - Step 6: Final answer
x = 338,414.69
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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.