Finding the Fourth Proportional to 536,191.25, 804,286.19 and 136,832.02
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Solution
The fourth proportional to 536,191.25, 804,286.19 and 136,832.02 is: 205,247.85
Step by Step Solution
- Step 1: Write the proportion equation
536,191.25 : 804,286.19 = 136,832.02 : x - Step 2: Convert to fraction form
536,191.25/804,286.19 = 136,832.02/x - Step 3: Cross multiply
536,191.25x = 804,286.19 × 136,832.02 - Step 4: Simplify right side
536,191.25x = 110,052,102,367.17 - Step 5: Solve for x
x = 110,052,102,367.17/536,191.25 - Step 6: Final answer
x = 205,247.85
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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.