Finding the Fourth Proportional to 768,286.08, 1,060,207.01 and 424,114.62
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Solution
The fourth proportional to 768,286.08, 1,060,207.01 and 424,114.62 is: 585,262.84
Step by Step Solution
- Step 1: Write the proportion equation
768,286.08 : 1,060,207.01 = 424,114.62 : x - Step 2: Convert to fraction form
768,286.08/1,060,207.01 = 424,114.62/x - Step 3: Cross multiply
768,286.08x = 1,060,207.01 × 424,114.62 - Step 4: Simplify right side
768,286.08x = 449,649,291,046.91 - Step 5: Solve for x
x = 449,649,291,046.91/768,286.08 - Step 6: Final answer
x = 585,262.84
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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.