Finding the Fourth Proportional to 850,243.29, 1,173,388.80 and 468,269.97
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Solution
The fourth proportional to 850,243.29, 1,173,388.80 and 468,269.97 is: 646,241.78
Step by Step Solution
- Step 1: Write the proportion equation
850,243.29 : 1,173,388.80 = 468,269.97 : x - Step 2: Convert to fraction form
850,243.29/1,173,388.80 = 468,269.97/x - Step 3: Cross multiply
850,243.29x = 1,173,388.80 × 468,269.97 - Step 4: Simplify right side
850,243.29x = 549,462,741,107.81 - Step 5: Solve for x
x = 549,462,741,107.81/850,243.29 - Step 6: Final answer
x = 646,241.78
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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.