Finding the Fourth Proportional to 373,812.24, 515,857.36 and 230,514.96
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Solution
The fourth proportional to 373,812.24, 515,857.36 and 230,514.96 is: 318,108.47
Step by Step Solution
- Step 1: Write the proportion equation
373,812.24 : 515,857.36 = 230,514.96 : x - Step 2: Convert to fraction form
373,812.24/515,857.36 = 230,514.96/x - Step 3: Cross multiply
373,812.24x = 515,857.36 × 230,514.96 - Step 4: Simplify right side
373,812.24x = 118,912,838,706.11 - Step 5: Solve for x
x = 118,912,838,706.11/373,812.24 - Step 6: Final answer
x = 318,108.47
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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.