Finding the Fourth Proportional to 299,201.61, 412,841.82 and 178,354.14
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Solution
The fourth proportional to 299,201.61, 412,841.82 and 178,354.14 is: 246,095.09
Step by Step Solution
- Step 1: Write the proportion equation
299,201.61 : 412,841.82 = 178,354.14 : x - Step 2: Convert to fraction form
299,201.61/412,841.82 = 178,354.14/x - Step 3: Cross multiply
299,201.61x = 412,841.82 × 178,354.14 - Step 4: Simplify right side
299,201.61x = 73,632,047,762.13 - Step 5: Solve for x
x = 73,632,047,762.13/299,201.61 - Step 6: Final answer
x = 246,095.09
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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.