Finding the Fourth Proportional to 330,589.62, 456,213.60 and 179,686.62
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Solution
The fourth proportional to 330,589.62, 456,213.60 and 179,686.62 is: 247,967.49
Step by Step Solution
- Step 1: Write the proportion equation
330,589.62 : 456,213.60 = 179,686.62 : x - Step 2: Convert to fraction form
330,589.62/456,213.60 = 179,686.62/x - Step 3: Cross multiply
330,589.62x = 456,213.60 × 179,686.62 - Step 4: Simplify right side
330,589.62x = 81,975,479,782.03 - Step 5: Solve for x
x = 81,975,479,782.03/330,589.62 - Step 6: Final answer
x = 247,967.49
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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.