Finding the Fourth Proportional to 756,884.76, 1,135,353.98 and 188,268.79
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Solution
The fourth proportional to 756,884.76, 1,135,353.98 and 188,268.79 is: 282,409.86
Step by Step Solution
- Step 1: Write the proportion equation
756,884.76 : 1,135,353.98 = 188,268.79 : x - Step 2: Convert to fraction form
756,884.76/1,135,353.98 = 188,268.79/x - Step 3: Cross multiply
756,884.76x = 1,135,353.98 × 188,268.79 - Step 4: Simplify right side
756,884.76x = 213,751,720,036.28 - Step 5: Solve for x
x = 213,751,720,036.28/756,884.76 - Step 6: Final answer
x = 282,409.86
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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.