Finding the Fourth Proportional to 394,657.26, 592,135.02 and 236,995.62
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Solution
The fourth proportional to 394,657.26, 592,135.02 and 236,995.62 is: 355,582.98
Step by Step Solution
- Step 1: Write the proportion equation
394,657.26 : 592,135.02 = 236,995.62 : x - Step 2: Convert to fraction form
394,657.26/592,135.02 = 236,995.62/x - Step 3: Cross multiply
394,657.26x = 592,135.02 × 236,995.62 - Step 4: Simplify right side
394,657.26x = 140,333,406,188.61 - Step 5: Solve for x
x = 140,333,406,188.61/394,657.26 - Step 6: Final answer
x = 355,582.98
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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.