Finding the Fourth Proportional to 545,734.96, 819,114.36 and 335,782.96
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Solution
The fourth proportional to 545,734.96, 819,114.36 and 335,782.96 is: 503,989.42
Step by Step Solution
- Step 1: Write the proportion equation
545,734.96 : 819,114.36 = 335,782.96 : x - Step 2: Convert to fraction form
545,734.96/819,114.36 = 335,782.96/x - Step 3: Cross multiply
545,734.96x = 819,114.36 × 335,782.96 - Step 4: Simplify right side
545,734.96x = 275,044,644,379.31 - Step 5: Solve for x
x = 275,044,644,379.31/545,734.96 - Step 6: Final answer
x = 503,989.42
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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.