Finding the Fourth Proportional to 600,118.89, 828,239.72 and 393,560.99
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Solution
The fourth proportional to 600,118.89, 828,239.72 and 393,560.99 is: 543,163.78
Step by Step Solution
- Step 1: Write the proportion equation
600,118.89 : 828,239.72 = 393,560.99 : x - Step 2: Convert to fraction form
600,118.89/828,239.72 = 393,560.99/x - Step 3: Cross multiply
600,118.89x = 828,239.72 × 393,560.99 - Step 4: Simplify right side
600,118.89x = 325,962,841,157.42 - Step 5: Solve for x
x = 325,962,841,157.42/600,118.89 - Step 6: Final answer
x = 543,163.78
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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.