Finding the Fourth Proportional to 667,617.62, 1,001,583.97 and 218,336.74
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Solution
The fourth proportional to 667,617.62, 1,001,583.97 and 218,336.74 is: 327,556.63
Step by Step Solution
- Step 1: Write the proportion equation
667,617.62 : 1,001,583.97 = 218,336.74 : x - Step 2: Convert to fraction form
667,617.62/1,001,583.97 = 218,336.74/x - Step 3: Cross multiply
667,617.62x = 1,001,583.97 × 218,336.74 - Step 4: Simplify right side
667,617.62x = 218,682,575,796.26 - Step 5: Solve for x
x = 218,682,575,796.26/667,617.62 - Step 6: Final answer
x = 327,556.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.