Finding the Fourth Proportional to 270,612.68, 373,436.32 and 149,759.08
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Solution
The fourth proportional to 270,612.68, 373,436.32 and 149,759.08 is: 206,662.45
Step by Step Solution
- Step 1: Write the proportion equation
270,612.68 : 373,436.32 = 149,759.08 : x - Step 2: Convert to fraction form
270,612.68/373,436.32 = 149,759.08/x - Step 3: Cross multiply
270,612.68x = 373,436.32 × 149,759.08 - Step 4: Simplify right side
270,612.68x = 55,925,479,721.79 - Step 5: Solve for x
x = 55,925,479,721.79/270,612.68 - Step 6: Final answer
x = 206,662.45
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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.