Finding the Fourth Proportional to 628,768.12, 942,862.60 and 202,224.96
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Solution
The fourth proportional to 628,768.12, 942,862.60 and 202,224.96 is: 303,244.31
Step by Step Solution
- Step 1: Write the proportion equation
628,768.12 : 942,862.60 = 202,224.96 : x - Step 2: Convert to fraction form
628,768.12/942,862.60 = 202,224.96/x - Step 3: Cross multiply
628,768.12x = 942,862.60 × 202,224.96 - Step 4: Simplify right side
628,768.12x = 190,670,351,570.50 - Step 5: Solve for x
x = 190,670,351,570.50/628,768.12 - Step 6: Final answer
x = 303,244.31
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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.