Finding the Fourth Proportional to 300,838.68, 415,157.19 and 179,984.88
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Solution
The fourth proportional to 300,838.68, 415,157.19 and 179,984.88 is: 248,379.02
Step by Step Solution
- Step 1: Write the proportion equation
300,838.68 : 415,157.19 = 179,984.88 : x - Step 2: Convert to fraction form
300,838.68/415,157.19 = 179,984.88/x - Step 3: Cross multiply
300,838.68x = 415,157.19 × 179,984.88 - Step 4: Simplify right side
300,838.68x = 74,722,017,023.29 - Step 5: Solve for x
x = 74,722,017,023.29/300,838.68 - Step 6: Final answer
x = 248,379.02
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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.