Finding the Fourth Proportional to 275,770.56, 380,604.57 and 168,402.84
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Solution
The fourth proportional to 275,770.56, 380,604.57 and 168,402.84 is: 232,421.08
Step by Step Solution
- Step 1: Write the proportion equation
275,770.56 : 380,604.57 = 168,402.84 : x - Step 2: Convert to fraction form
275,770.56/380,604.57 = 168,402.84/x - Step 3: Cross multiply
275,770.56x = 380,604.57 × 168,402.84 - Step 4: Simplify right side
275,770.56x = 64,094,890,504.98 - Step 5: Solve for x
x = 64,094,890,504.98/275,770.56 - Step 6: Final answer
x = 232,421.08
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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.