Finding the Fourth Proportional to 372,088.94, 558,185.49 and 119,310.01
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Solution
The fourth proportional to 372,088.94, 558,185.49 and 119,310.01 is: 178,981.71
Step by Step Solution
- Step 1: Write the proportion equation
372,088.94 : 558,185.49 = 119,310.01 : x - Step 2: Convert to fraction form
372,088.94/558,185.49 = 119,310.01/x - Step 3: Cross multiply
372,088.94x = 558,185.49 × 119,310.01 - Step 4: Simplify right side
372,088.94x = 66,597,114,998.29 - Step 5: Solve for x
x = 66,597,114,998.29/372,088.94 - Step 6: Final answer
x = 178,981.71
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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.