Finding the Fourth Proportional to 676,960.08, 1,015,450.92 and 256,122.96
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Solution
The fourth proportional to 676,960.08, 1,015,450.92 and 256,122.96 is: 384,188.53
Step by Step Solution
- Step 1: Write the proportion equation
676,960.08 : 1,015,450.92 = 256,122.96 : x - Step 2: Convert to fraction form
676,960.08/1,015,450.92 = 256,122.96/x - Step 3: Cross multiply
676,960.08x = 1,015,450.92 × 256,122.96 - Step 4: Simplify right side
676,960.08x = 260,080,295,365.12 - Step 5: Solve for x
x = 260,080,295,365.12/676,960.08 - Step 6: Final answer
x = 384,188.53
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1.5x scale
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.