Finding the Fourth Proportional to 804,388.88, 1,206,738.84 and 305,714
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Solution
The fourth proportional to 804,388.88, 1,206,738.84 and 305,714 is: 458,630.11
Step by Step Solution
- Step 1: Write the proportion equation
804,388.88 : 1,206,738.84 = 305,714 : x - Step 2: Convert to fraction form
804,388.88/1,206,738.84 = 305,714/x - Step 3: Cross multiply
804,388.88x = 1,206,738.84 × 305,714 - Step 4: Simplify right side
804,388.88x = 368,916,957,731.76 - Step 5: Solve for x
x = 368,916,957,731.76/804,388.88 - Step 6: Final answer
x = 458,630.11
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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.