Finding the Fourth Proportional to 407,723.60, 608,839.59 and 332,991.99
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Solution
The fourth proportional to 407,723.60, 608,839.59 and 332,991.99 is: 497,245.46
Step by Step Solution
- Step 1: Write the proportion equation
407,723.60 : 608,839.59 = 332,991.99 : x - Step 2: Convert to fraction form
407,723.60/608,839.59 = 332,991.99/x - Step 3: Cross multiply
407,723.60x = 608,839.59 × 332,991.99 - Step 4: Simplify right side
407,723.60x = 202,738,706,664.88 - Step 5: Solve for x
x = 202,738,706,664.88/407,723.60 - Step 6: Final answer
x = 497,245.46
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.