Finding the Fourth Proportional to 299,539.26, 413,364.42 and 192,108.96
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Solution
The fourth proportional to 299,539.26, 413,364.42 and 192,108.96 is: 265,110.52
Step by Step Solution
- Step 1: Write the proportion equation
299,539.26 : 413,364.42 = 192,108.96 : x - Step 2: Convert to fraction form
299,539.26/413,364.42 = 192,108.96/x - Step 3: Cross multiply
299,539.26x = 413,364.42 × 192,108.96 - Step 4: Simplify right side
299,539.26x = 79,411,008,827.20 - Step 5: Solve for x
x = 79,411,008,827.20/299,539.26 - Step 6: Final answer
x = 265,110.52
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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.