Finding the Fourth Proportional to 290,287.73, 400,526.96 and 169,359.99
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Solution
The fourth proportional to 290,287.73, 400,526.96 and 169,359.99 is: 233,675.89
Step by Step Solution
- Step 1: Write the proportion equation
290,287.73 : 400,526.96 = 169,359.99 : x - Step 2: Convert to fraction form
290,287.73/400,526.96 = 169,359.99/x - Step 3: Cross multiply
290,287.73x = 400,526.96 × 169,359.99 - Step 4: Simplify right side
290,287.73x = 67,833,241,093.53 - Step 5: Solve for x
x = 67,833,241,093.53/290,287.73 - Step 6: Final answer
x = 233,675.89
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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.