Finding the Fourth Proportional to 775,243.98, 1,162,865.97 and 242,806.68
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Solution
The fourth proportional to 775,243.98, 1,162,865.97 and 242,806.68 is: 364,210.02
Step by Step Solution
- Step 1: Write the proportion equation
775,243.98 : 1,162,865.97 = 242,806.68 : x - Step 2: Convert to fraction form
775,243.98/1,162,865.97 = 242,806.68/x - Step 3: Cross multiply
775,243.98x = 1,162,865.97 × 242,806.68 - Step 4: Simplify right side
775,243.98x = 282,351,625,460.68 - Step 5: Solve for x
x = 282,351,625,460.68/775,243.98 - Step 6: Final answer
x = 364,210.02
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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.