Finding the Fourth Proportional to 777,166.42, 1,166,245.74 and 377,589.36
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Solution
The fourth proportional to 777,166.42, 1,166,245.74 and 377,589.36 is: 566,625.08
Step by Step Solution
- Step 1: Write the proportion equation
777,166.42 : 1,166,245.74 = 377,589.36 : x - Step 2: Convert to fraction form
777,166.42/1,166,245.74 = 377,589.36/x - Step 3: Cross multiply
777,166.42x = 1,166,245.74 × 377,589.36 - Step 4: Simplify right side
777,166.42x = 440,361,982,569.33 - Step 5: Solve for x
x = 440,361,982,569.33/777,166.42 - Step 6: Final answer
x = 566,625.08
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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.