Finding the Fourth Proportional to 354,051.09, 488,596.11 and 192,906.09
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Solution
The fourth proportional to 354,051.09, 488,596.11 and 192,906.09 is: 266,213.46
Step by Step Solution
- Step 1: Write the proportion equation
354,051.09 : 488,596.11 = 192,906.09 : x - Step 2: Convert to fraction form
354,051.09/488,596.11 = 192,906.09/x - Step 3: Cross multiply
354,051.09x = 488,596.11 × 192,906.09 - Step 4: Simplify right side
354,051.09x = 94,253,165,169.31 - Step 5: Solve for x
x = 94,253,165,169.31/354,051.09 - Step 6: Final answer
x = 266,213.46
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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.