Finding the Fourth Proportional to 303,516.08, 418,875.36 and 167,576.20
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Solution
The fourth proportional to 303,516.08, 418,875.36 and 167,576.20 is: 231,267.95
Step by Step Solution
- Step 1: Write the proportion equation
303,516.08 : 418,875.36 = 167,576.20 : x - Step 2: Convert to fraction form
303,516.08/418,875.36 = 167,576.20/x - Step 3: Cross multiply
303,516.08x = 418,875.36 × 167,576.20 - Step 4: Simplify right side
303,516.08x = 70,193,541,102.43 - Step 5: Solve for x
x = 70,193,541,102.43/303,516.08 - Step 6: Final answer
x = 231,267.95
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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.