Finding the Fourth Proportional to 275,747.09, 380,676.11 and 185,577.08
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Solution
The fourth proportional to 275,747.09, 380,676.11 and 185,577.08 is: 256,194.03
Step by Step Solution
- Step 1: Write the proportion equation
275,747.09 : 380,676.11 = 185,577.08 : x - Step 2: Convert to fraction form
275,747.09/380,676.11 = 185,577.08/x - Step 3: Cross multiply
275,747.09x = 380,676.11 × 185,577.08 - Step 4: Simplify right side
275,747.09x = 70,644,758,088.29 - Step 5: Solve for x
x = 70,644,758,088.29/275,747.09 - Step 6: Final answer
x = 256,194.03
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1.5x scale
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.