Finding the Fourth Proportional to 264,213.30, 396,391.49 and 188,407.63
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Solution
The fourth proportional to 264,213.30, 396,391.49 and 188,407.63 is: 282,662.46
Step by Step Solution
- Step 1: Write the proportion equation
264,213.30 : 396,391.49 = 188,407.63 : x - Step 2: Convert to fraction form
264,213.30/396,391.49 = 188,407.63/x - Step 3: Cross multiply
264,213.30x = 396,391.49 × 188,407.63 - Step 4: Simplify right side
264,213.30x = 74,683,181,443.05 - Step 5: Solve for x
x = 74,683,181,443.05/264,213.30 - Step 6: Final answer
x = 282,662.46
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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.