Finding the Fourth Proportional to 264,770.64, 397,134.36 and 87,274.80
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Solution
The fourth proportional to 264,770.64, 397,134.36 and 87,274.80 is: 130,905.08
Step by Step Solution
- Step 1: Write the proportion equation
264,770.64 : 397,134.36 = 87,274.80 : x - Step 2: Convert to fraction form
264,770.64/397,134.36 = 87,274.80/x - Step 3: Cross multiply
264,770.64x = 397,134.36 × 87,274.80 - Step 4: Simplify right side
264,770.64x = 34,659,821,842.13 - Step 5: Solve for x
x = 34,659,821,842.13/264,770.64 - Step 6: Final answer
x = 130,905.08
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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.