Finding the Fourth Proportional to 325,602.29, 449,084.07 and 285,245.99
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Solution
The fourth proportional to 325,602.29, 449,084.07 and 285,245.99 is: 393,423.00
Step by Step Solution
- Step 1: Write the proportion equation
325,602.29 : 449,084.07 = 285,245.99 : x - Step 2: Convert to fraction form
325,602.29/449,084.07 = 285,245.99/x - Step 3: Cross multiply
325,602.29x = 449,084.07 × 285,245.99 - Step 4: Simplify right side
325,602.29x = 128,099,427,894.96 - Step 5: Solve for x
x = 128,099,427,894.96/325,602.29 - Step 6: Final answer
x = 393,423.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.