Finding the Fourth Proportional to 804,968.35, 1,207,493.87 and 205,934.67
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Solution
The fourth proportional to 804,968.35, 1,207,493.87 and 205,934.67 is: 308,912.58
Step by Step Solution
- Step 1: Write the proportion equation
804,968.35 : 1,207,493.87 = 205,934.67 : x - Step 2: Convert to fraction form
804,968.35/1,207,493.87 = 205,934.67/x - Step 3: Cross multiply
804,968.35x = 1,207,493.87 × 205,934.67 - Step 4: Simplify right side
804,968.35x = 248,664,851,645.47 - Step 5: Solve for x
x = 248,664,851,645.47/804,968.35 - Step 6: Final answer
x = 308,912.58
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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.