Finding the Fourth Proportional to 373,304.16, 515,157.12 and 203,545.44
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Solution
The fourth proportional to 373,304.16, 515,157.12 and 203,545.44 is: 280,891.28
Step by Step Solution
- Step 1: Write the proportion equation
373,304.16 : 515,157.12 = 203,545.44 : x - Step 2: Convert to fraction form
373,304.16/515,157.12 = 203,545.44/x - Step 3: Cross multiply
373,304.16x = 515,157.12 × 203,545.44 - Step 4: Simplify right side
373,304.16x = 104,857,882,659.53 - Step 5: Solve for x
x = 104,857,882,659.53/373,304.16 - Step 6: Final answer
x = 280,891.28
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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.