Finding the Fourth Proportional to 264,755.12, 365,415.23 and 157,304.50
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Solution
The fourth proportional to 264,755.12, 365,415.23 and 157,304.50 is: 217,111.80
Step by Step Solution
- Step 1: Write the proportion equation
264,755.12 : 365,415.23 = 157,304.50 : x - Step 2: Convert to fraction form
264,755.12/365,415.23 = 157,304.50/x - Step 3: Cross multiply
264,755.12x = 365,415.23 × 157,304.50 - Step 4: Simplify right side
264,755.12x = 57,481,459,527.26 - Step 5: Solve for x
x = 57,481,459,527.26/264,755.12 - Step 6: Final answer
x = 217,111.80
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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.