Finding the Fourth Proportional to 287,364.67, 396,563.14 and 166,576.07
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Solution
The fourth proportional to 287,364.67, 396,563.14 and 166,576.07 is: 229,874.92
Step by Step Solution
- Step 1: Write the proportion equation
287,364.67 : 396,563.14 = 166,576.07 : x - Step 2: Convert to fraction form
287,364.67/396,563.14 = 166,576.07/x - Step 3: Cross multiply
287,364.67x = 396,563.14 × 166,576.07 - Step 4: Simplify right side
287,364.67x = 66,057,929,368.06 - Step 5: Solve for x
x = 66,057,929,368.06/287,364.67 - Step 6: Final answer
x = 229,874.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.