Finding the Fourth Proportional to 850,211.68, 1,274,656.48 and 550,058.08
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Solution
The fourth proportional to 850,211.68, 1,274,656.48 and 550,058.08 is: 824,659.45
Step by Step Solution
- Step 1: Write the proportion equation
850,211.68 : 1,274,656.48 = 550,058.08 : x - Step 2: Convert to fraction form
850,211.68/1,274,656.48 = 550,058.08/x - Step 3: Cross multiply
850,211.68x = 1,274,656.48 × 550,058.08 - Step 4: Simplify right side
850,211.68x = 701,135,096,048.36 - Step 5: Solve for x
x = 701,135,096,048.36/850,211.68 - Step 6: Final answer
x = 824,659.45
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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.