Finding the Fourth Proportional to 343,744.74, 515,609.19 and 202,486.12
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Solution
The fourth proportional to 343,744.74, 515,609.19 and 202,486.12 is: 303,724.51
Step by Step Solution
- Step 1: Write the proportion equation
343,744.74 : 515,609.19 = 202,486.12 : x - Step 2: Convert to fraction form
343,744.74/515,609.19 = 202,486.12/x - Step 3: Cross multiply
343,744.74x = 515,609.19 × 202,486.12 - Step 4: Simplify right side
343,744.74x = 104,403,703,030.42 - Step 5: Solve for x
x = 104,403,703,030.42/343,744.74 - Step 6: Final answer
x = 303,724.51
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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.