Finding the Fourth Proportional to 384,376.23, 576,236.30 and 271,701.99
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Solution
The fourth proportional to 384,376.23, 576,236.30 and 271,701.99 is: 407,321.10
Step by Step Solution
- Step 1: Write the proportion equation
384,376.23 : 576,236.30 = 271,701.99 : x - Step 2: Convert to fraction form
384,376.23/576,236.30 = 271,701.99/x - Step 3: Cross multiply
384,376.23x = 576,236.30 × 271,701.99 - Step 4: Simplify right side
384,376.23x = 156,564,548,061.73 - Step 5: Solve for x
x = 156,564,548,061.73/384,376.23 - Step 6: Final answer
x = 407,321.10
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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.