Finding the Fourth Proportional to 612,229.19, 918,364.43 and 233,093.09
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Solution
The fourth proportional to 612,229.19, 918,364.43 and 233,093.09 is: 349,647.50
Step by Step Solution
- Step 1: Write the proportion equation
612,229.19 : 918,364.43 = 233,093.09 : x - Step 2: Convert to fraction form
612,229.19/918,364.43 = 233,093.09/x - Step 3: Cross multiply
612,229.19x = 918,364.43 × 233,093.09 - Step 4: Simplify right side
612,229.19x = 214,064,405,613.43 - Step 5: Solve for x
x = 214,064,405,613.43/612,229.19 - Step 6: Final answer
x = 349,647.50
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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.