Finding the Fourth Proportional to 382,928.36, 574,454.88 and 113,083.79
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Solution
The fourth proportional to 382,928.36, 574,454.88 and 113,083.79 is: 169,644.09
Step by Step Solution
- Step 1: Write the proportion equation
382,928.36 : 574,454.88 = 113,083.79 : x - Step 2: Convert to fraction form
382,928.36/574,454.88 = 113,083.79/x - Step 3: Cross multiply
382,928.36x = 574,454.88 × 113,083.79 - Step 4: Simplify right side
382,928.36x = 64,961,531,576.70 - Step 5: Solve for x
x = 64,961,531,576.70/382,928.36 - Step 6: Final answer
x = 169,644.09
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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.