Finding the Fourth Proportional to 264,219.11, 396,342.51 and 201,138.13
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Solution
The fourth proportional to 264,219.11, 396,342.51 and 201,138.13 is: 301,717.73
Step by Step Solution
- Step 1: Write the proportion equation
264,219.11 : 396,342.51 = 201,138.13 : x - Step 2: Convert to fraction form
264,219.11/396,342.51 = 201,138.13/x - Step 3: Cross multiply
264,219.11x = 396,342.51 × 201,138.13 - Step 4: Simplify right side
264,219.11x = 79,719,591,300.91 - Step 5: Solve for x
x = 79,719,591,300.91/264,219.11 - Step 6: Final answer
x = 301,717.73
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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.