Finding the Fourth Proportional to 479,539.23, 661,716.99 and 264,665.44
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Solution
The fourth proportional to 479,539.23, 661,716.99 and 264,665.44 is: 365,212.29
Step by Step Solution
- Step 1: Write the proportion equation
479,539.23 : 661,716.99 = 264,665.44 : x - Step 2: Convert to fraction form
479,539.23/661,716.99 = 264,665.44/x - Step 3: Cross multiply
479,539.23x = 661,716.99 × 264,665.44 - Step 4: Simplify right side
479,539.23x = 175,133,618,313.83 - Step 5: Solve for x
x = 175,133,618,313.83/479,539.23 - Step 6: Final answer
x = 365,212.29
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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.