Finding the Fourth Proportional to 888,321.44, 1,333,072.66 and 415,043.70
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Solution
The fourth proportional to 888,321.44, 1,333,072.66 and 415,043.70 is: 622,841.44
Step by Step Solution
- Step 1: Write the proportion equation
888,321.44 : 1,333,072.66 = 415,043.70 : x - Step 2: Convert to fraction form
888,321.44/1,333,072.66 = 415,043.70/x - Step 3: Cross multiply
888,321.44x = 1,333,072.66 × 415,043.70 - Step 4: Simplify right side
888,321.44x = 553,283,409,175.24 - Step 5: Solve for x
x = 553,283,409,175.24/888,321.44 - Step 6: Final answer
x = 622,841.44
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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.