Finding the Fourth Proportional to 284,827.14, 393,232.01 and 177,542.55
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Solution
The fourth proportional to 284,827.14, 393,232.01 and 177,542.55 is: 245,115.03
Step by Step Solution
- Step 1: Write the proportion equation
284,827.14 : 393,232.01 = 177,542.55 : x - Step 2: Convert to fraction form
284,827.14/393,232.01 = 177,542.55/x - Step 3: Cross multiply
284,827.14x = 393,232.01 × 177,542.55 - Step 4: Simplify right side
284,827.14x = 69,815,412,909.31 - Step 5: Solve for x
x = 69,815,412,909.31/284,827.14 - Step 6: Final answer
x = 245,115.03
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1.5x scale
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.