Finding the Fourth Proportional to 560,545.42, 773,569.11 and 305,912.98
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Solution
The fourth proportional to 560,545.42, 773,569.11 and 305,912.98 is: 422,168.88
Step by Step Solution
- Step 1: Write the proportion equation
560,545.42 : 773,569.11 = 305,912.98 : x - Step 2: Convert to fraction form
560,545.42/773,569.11 = 305,912.98/x - Step 3: Cross multiply
560,545.42x = 773,569.11 × 305,912.98 - Step 4: Simplify right side
560,545.42x = 236,644,831,676.05 - Step 5: Solve for x
x = 236,644,831,676.05/560,545.42 - Step 6: Final answer
x = 422,168.88
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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.