Finding the Fourth Proportional to 379,050.84, 568,663.74 and 201,728.88
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Solution
The fourth proportional to 379,050.84, 568,663.74 and 201,728.88 is: 302,639.88
Step by Step Solution
- Step 1: Write the proportion equation
379,050.84 : 568,663.74 = 201,728.88 : x - Step 2: Convert to fraction form
379,050.84/568,663.74 = 201,728.88/x - Step 3: Cross multiply
379,050.84x = 568,663.74 × 201,728.88 - Step 4: Simplify right side
379,050.84x = 114,715,899,366.81 - Step 5: Solve for x
x = 114,715,899,366.81/379,050.84 - Step 6: Final answer
x = 302,639.88
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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.