Finding the Fourth Proportional to 540,823.29, 810,662.87 and 203,718.08
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Solution
The fourth proportional to 540,823.29, 810,662.87 and 203,718.08 is: 305,361.62
Step by Step Solution
- Step 1: Write the proportion equation
540,823.29 : 810,662.87 = 203,718.08 : x - Step 2: Convert to fraction form
540,823.29/810,662.87 = 203,718.08/x - Step 3: Cross multiply
540,823.29x = 810,662.87 × 203,718.08 - Step 4: Simplify right side
540,823.29x = 165,146,678,331.79 - Step 5: Solve for x
x = 165,146,678,331.79/540,823.29 - Step 6: Final answer
x = 305,361.62
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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.