Finding the Fourth Proportional to 397,553.73, 548,614.26 and 227,776.92
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Solution
The fourth proportional to 397,553.73, 548,614.26 and 227,776.92 is: 314,326.48
Step by Step Solution
- Step 1: Write the proportion equation
397,553.73 : 548,614.26 = 227,776.92 : x - Step 2: Convert to fraction form
397,553.73/548,614.26 = 227,776.92/x - Step 3: Cross multiply
397,553.73x = 548,614.26 × 227,776.92 - Step 4: Simplify right side
397,553.73x = 124,961,666,410.88 - Step 5: Solve for x
x = 124,961,666,410.88/397,553.73 - Step 6: Final answer
x = 314,326.48
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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.