Finding the Fourth Proportional to 536,161.24, 804,203.52 and 311,381.38
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Solution
The fourth proportional to 536,161.24, 804,203.52 and 311,381.38 is: 467,049.80
Step by Step Solution
- Step 1: Write the proportion equation
536,161.24 : 804,203.52 = 311,381.38 : x - Step 2: Convert to fraction form
536,161.24/804,203.52 = 311,381.38/x - Step 3: Cross multiply
536,161.24x = 804,203.52 × 311,381.38 - Step 4: Simplify right side
536,161.24x = 250,414,001,858.46 - Step 5: Solve for x
x = 250,414,001,858.46/536,161.24 - Step 6: Final answer
x = 467,049.80
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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.