Finding the Fourth Proportional to 397,529.24, 548,406.06 and 236,293.88
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Solution
The fourth proportional to 397,529.24, 548,406.06 and 236,293.88 is: 325,976.01
Step by Step Solution
- Step 1: Write the proportion equation
397,529.24 : 548,406.06 = 236,293.88 : x - Step 2: Convert to fraction form
397,529.24/548,406.06 = 236,293.88/x - Step 3: Cross multiply
397,529.24x = 548,406.06 × 236,293.88 - Step 4: Simplify right side
397,529.24x = 129,584,995,732.91 - Step 5: Solve for x
x = 129,584,995,732.91/397,529.24 - Step 6: Final answer
x = 325,976.01
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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.