Finding the Fourth Proportional to 907,716.08, 1,361,571.96 and 242,868.08
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Solution
The fourth proportional to 907,716.08, 1,361,571.96 and 242,868.08 is: 364,301.54
Step by Step Solution
- Step 1: Write the proportion equation
907,716.08 : 1,361,571.96 = 242,868.08 : x - Step 2: Convert to fraction form
907,716.08/1,361,571.96 = 242,868.08/x - Step 3: Cross multiply
907,716.08x = 1,361,571.96 × 242,868.08 - Step 4: Simplify right side
907,716.08x = 330,682,367,707.04 - Step 5: Solve for x
x = 330,682,367,707.04/907,716.08 - Step 6: Final answer
x = 364,301.54
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1.5x scale
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.