Finding the Fourth Proportional to 547,595.46, 821,392.73 and 206,102.70
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Solution
The fourth proportional to 547,595.46, 821,392.73 and 206,102.70 is: 309,153.88
Step by Step Solution
- Step 1: Write the proportion equation
547,595.46 : 821,392.73 = 206,102.70 : x - Step 2: Convert to fraction form
547,595.46/821,392.73 = 206,102.70/x - Step 3: Cross multiply
547,595.46x = 821,392.73 × 206,102.70 - Step 4: Simplify right side
547,595.46x = 169,291,259,413.37 - Step 5: Solve for x
x = 169,291,259,413.37/547,595.46 - Step 6: Final answer
x = 309,153.88
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1.5x scale
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.