Finding the Fourth Proportional to 252,528.10, 379,229.55 and 134,430.10
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Solution
The fourth proportional to 252,528.10, 379,229.55 and 134,430.10 is: 201,877.99
Step by Step Solution
- Step 1: Write the proportion equation
252,528.10 : 379,229.55 = 134,430.10 : x - Step 2: Convert to fraction form
252,528.10/379,229.55 = 134,430.10/x - Step 3: Cross multiply
252,528.10x = 379,229.55 × 134,430.10 - Step 4: Simplify right side
252,528.10x = 50,979,866,329.46 - Step 5: Solve for x
x = 50,979,866,329.46/252,528.10 - Step 6: Final answer
x = 201,877.99
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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.