Finding the Fourth Proportional to 807,674.20, 1,114,618.35 and 440,181.97
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Solution
The fourth proportional to 807,674.20, 1,114,618.35 and 440,181.97 is: 607,466.35
Step by Step Solution
- Step 1: Write the proportion equation
807,674.20 : 1,114,618.35 = 440,181.97 : x - Step 2: Convert to fraction form
807,674.20/1,114,618.35 = 440,181.97/x - Step 3: Cross multiply
807,674.20x = 1,114,618.35 × 440,181.97 - Step 4: Simplify right side
807,674.20x = 490,634,898,795.88 - Step 5: Solve for x
x = 490,634,898,795.88/807,674.20 - Step 6: Final answer
x = 607,466.35
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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.