Finding the Fourth Proportional to 957,409.80, 1,436,114.70 and 584,161.80
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Solution
The fourth proportional to 957,409.80, 1,436,114.70 and 584,161.80 is: 876,242.70
Step by Step Solution
- Step 1: Write the proportion equation
957,409.80 : 1,436,114.70 = 584,161.80 : x - Step 2: Convert to fraction form
957,409.80/1,436,114.70 = 584,161.80/x - Step 3: Cross multiply
957,409.80x = 1,436,114.70 × 584,161.80 - Step 4: Simplify right side
957,409.80x = 838,923,348,158.46 - Step 5: Solve for x
x = 838,923,348,158.46/957,409.80 - Step 6: Final answer
x = 876,242.70
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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.