Finding the Fourth Proportional to 299,589.44, 413,415.13 and 163,595.75
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Solution
The fourth proportional to 299,589.44, 413,415.13 and 163,595.75 is: 225,752.14
Step by Step Solution
- Step 1: Write the proportion equation
299,589.44 : 413,415.13 = 163,595.75 : x - Step 2: Convert to fraction form
299,589.44/413,415.13 = 163,595.75/x - Step 3: Cross multiply
299,589.44x = 413,415.13 × 163,595.75 - Step 4: Simplify right side
299,589.44x = 67,632,958,253.70 - Step 5: Solve for x
x = 67,632,958,253.70/299,589.44 - Step 6: Final answer
x = 225,752.14
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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.