Finding the Fourth Proportional to 846,528.55, 1,269,911.94 and 247,534.75
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Solution
The fourth proportional to 846,528.55, 1,269,911.94 and 247,534.75 is: 371,336.96
Step by Step Solution
- Step 1: Write the proportion equation
846,528.55 : 1,269,911.94 = 247,534.75 : x - Step 2: Convert to fraction form
846,528.55/1,269,911.94 = 247,534.75/x - Step 3: Cross multiply
846,528.55x = 1,269,911.94 × 247,534.75 - Step 4: Simplify right side
846,528.55x = 314,347,334,589.92 - Step 5: Solve for x
x = 314,347,334,589.92/846,528.55 - Step 6: Final answer
x = 371,336.96
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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.