Finding the Fourth Proportional to 804,976.79, 1,207,452.62 and 205,932.78
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Solution
The fourth proportional to 804,976.79, 1,207,452.62 and 205,932.78 is: 308,895.96
Step by Step Solution
- Step 1: Write the proportion equation
804,976.79 : 1,207,452.62 = 205,932.78 : x - Step 2: Convert to fraction form
804,976.79/1,207,452.62 = 205,932.78/x - Step 3: Cross multiply
804,976.79x = 1,207,452.62 × 205,932.78 - Step 4: Simplify right side
804,976.79x = 248,654,075,269.72 - Step 5: Solve for x
x = 248,654,075,269.72/804,976.79 - Step 6: Final answer
x = 308,895.96
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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.