Finding the Fourth Proportional to 547,093.26, 755,114.67 and 320,811.66
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Solution
The fourth proportional to 547,093.26, 755,114.67 and 320,811.66 is: 442,793.96
Step by Step Solution
- Step 1: Write the proportion equation
547,093.26 : 755,114.67 = 320,811.66 : x - Step 2: Convert to fraction form
547,093.26/755,114.67 = 320,811.66/x - Step 3: Cross multiply
547,093.26x = 755,114.67 × 320,811.66 - Step 4: Simplify right side
547,093.26x = 242,249,590,773.05 - Step 5: Solve for x
x = 242,249,590,773.05/547,093.26 - Step 6: Final answer
x = 442,793.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.