Finding the Fourth Proportional to 922,668.06, 1,273,313.34 and 535,453.68
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Solution
The fourth proportional to 922,668.06, 1,273,313.34 and 535,453.68 is: 738,944.31
Step by Step Solution
- Step 1: Write the proportion equation
922,668.06 : 1,273,313.34 = 535,453.68 : x - Step 2: Convert to fraction form
922,668.06/1,273,313.34 = 535,453.68/x - Step 3: Cross multiply
922,668.06x = 1,273,313.34 × 535,453.68 - Step 4: Simplify right side
922,668.06x = 681,800,313,696.09 - Step 5: Solve for x
x = 681,800,313,696.09/922,668.06 - Step 6: Final answer
x = 738,944.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.