Finding the Fourth Proportional to 370,911.88, 556,366.60 and 134,198.29
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Solution
The fourth proportional to 370,911.88, 556,366.60 and 134,198.29 is: 201,296.99
Step by Step Solution
- Step 1: Write the proportion equation
370,911.88 : 556,366.60 = 134,198.29 : x - Step 2: Convert to fraction form
370,911.88/556,366.60 = 134,198.29/x - Step 3: Cross multiply
370,911.88x = 556,366.60 × 134,198.29 - Step 4: Simplify right side
370,911.88x = 74,663,446,333.11 - Step 5: Solve for x
x = 74,663,446,333.11/370,911.88 - Step 6: Final answer
x = 201,296.99
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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.