Finding the Fourth Proportional to 564,107.80, 846,161.70 and 190,091.80
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Solution
The fourth proportional to 564,107.80, 846,161.70 and 190,091.80 is: 285,137.70
Step by Step Solution
- Step 1: Write the proportion equation
564,107.80 : 846,161.70 = 190,091.80 : x - Step 2: Convert to fraction form
564,107.80/846,161.70 = 190,091.80/x - Step 3: Cross multiply
564,107.80x = 846,161.70 × 190,091.80 - Step 4: Simplify right side
564,107.80x = 160,848,400,644.06 - Step 5: Solve for x
x = 160,848,400,644.06/564,107.80 - Step 6: Final answer
x = 285,137.70
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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.