Finding the Fourth Proportional to 284,692.01, 427,029.66 and 74,329.92
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Solution
The fourth proportional to 284,692.01, 427,029.66 and 74,329.92 is: 111,492.70
Step by Step Solution
- Step 1: Write the proportion equation
284,692.01 : 427,029.66 = 74,329.92 : x - Step 2: Convert to fraction form
284,692.01/427,029.66 = 74,329.92/x - Step 3: Cross multiply
284,692.01x = 427,029.66 × 74,329.92 - Step 4: Simplify right side
284,692.01x = 31,741,080,465.43 - Step 5: Solve for x
x = 31,741,080,465.43/284,692.01 - Step 6: Final answer
x = 111,492.70
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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.