Finding the Fourth Proportional to 789,545.68, 1,184,194.97 and 257,063.12
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Solution
The fourth proportional to 789,545.68, 1,184,194.97 and 257,063.12 is: 385,554.45
Step by Step Solution
- Step 1: Write the proportion equation
789,545.68 : 1,184,194.97 = 257,063.12 : x - Step 2: Convert to fraction form
789,545.68/1,184,194.97 = 257,063.12/x - Step 3: Cross multiply
789,545.68x = 1,184,194.97 × 257,063.12 - Step 4: Simplify right side
789,545.68x = 304,412,852,391.19 - Step 5: Solve for x
x = 304,412,852,391.19/789,545.68 - Step 6: Final answer
x = 385,554.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.