Finding the Fourth Proportional to 892,409.04, 1,338,629.76 and 324,193.68
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Solution
The fourth proportional to 892,409.04, 1,338,629.76 and 324,193.68 is: 486,296.41
Step by Step Solution
- Step 1: Write the proportion equation
892,409.04 : 1,338,629.76 = 324,193.68 : x - Step 2: Convert to fraction form
892,409.04/1,338,629.76 = 324,193.68/x - Step 3: Cross multiply
892,409.04x = 1,338,629.76 × 324,193.68 - Step 4: Simplify right side
892,409.04x = 433,975,308,051.92 - Step 5: Solve for x
x = 433,975,308,051.92/892,409.04 - Step 6: Final answer
x = 486,296.41
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.