Finding the Fourth Proportional to 777,670.10, 1,166,394.40 and 245,121.92
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Solution
The fourth proportional to 777,670.10, 1,166,394.40 and 245,121.92 is: 367,647.97
Step by Step Solution
- Step 1: Write the proportion equation
777,670.10 : 1,166,394.40 = 245,121.92 : x - Step 2: Convert to fraction form
777,670.10/1,166,394.40 = 245,121.92/x - Step 3: Cross multiply
777,670.10x = 1,166,394.40 × 245,121.92 - Step 4: Simplify right side
777,670.10x = 285,908,834,805.25 - Step 5: Solve for x
x = 285,908,834,805.25/777,670.10 - Step 6: Final answer
x = 367,647.97
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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.