Finding the Fourth Proportional to 804,530.84, 1,206,951.86 and 305,855.96
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Solution
The fourth proportional to 804,530.84, 1,206,951.86 and 305,855.96 is: 458,843.09
Step by Step Solution
- Step 1: Write the proportion equation
804,530.84 : 1,206,951.86 = 305,855.96 : x - Step 2: Convert to fraction form
804,530.84/1,206,951.86 = 305,855.96/x - Step 3: Cross multiply
804,530.84x = 1,206,951.86 × 305,855.96 - Step 4: Simplify right side
804,530.84x = 369,153,419,814.09 - Step 5: Solve for x
x = 369,153,419,814.09/804,530.84 - Step 6: Final answer
x = 458,843.09
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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.