Finding the Fourth Proportional to 343,744.37, 515,608.63 and 202,485.74
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Solution
The fourth proportional to 343,744.37, 515,608.63 and 202,485.74 is: 303,723.95
Step by Step Solution
- Step 1: Write the proportion equation
343,744.37 : 515,608.63 = 202,485.74 : x - Step 2: Convert to fraction form
343,744.37/515,608.63 = 202,485.74/x - Step 3: Cross multiply
343,744.37x = 515,608.63 × 202,485.74 - Step 4: Simplify right side
343,744.37x = 104,403,395,778.74 - Step 5: Solve for x
x = 104,403,395,778.74/343,744.37 - Step 6: Final answer
x = 303,723.95
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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.