Finding the Fourth Proportional to 972,361.08, 1,458,529.89 and 252,639.09
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Solution
The fourth proportional to 972,361.08, 1,458,529.89 and 252,639.09 is: 378,955.58
Step by Step Solution
- Step 1: Write the proportion equation
972,361.08 : 1,458,529.89 = 252,639.09 : x - Step 2: Convert to fraction form
972,361.08/1,458,529.89 = 252,639.09/x - Step 3: Cross multiply
972,361.08x = 1,458,529.89 × 252,639.09 - Step 4: Simplify right side
972,361.08x = 368,481,662,570.03 - Step 5: Solve for x
x = 368,481,662,570.03/972,361.08 - Step 6: Final answer
x = 378,955.58
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.