Finding the Fourth Proportional to 635,842.98, 953,912.19 and 186,545.70
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Solution
The fourth proportional to 635,842.98, 953,912.19 and 186,545.70 is: 279,861.89
Step by Step Solution
- Step 1: Write the proportion equation
635,842.98 : 953,912.19 = 186,545.70 : x - Step 2: Convert to fraction form
635,842.98/953,912.19 = 186,545.70/x - Step 3: Cross multiply
635,842.98x = 953,912.19 × 186,545.70 - Step 4: Simplify right side
635,842.98x = 177,948,217,222.08 - Step 5: Solve for x
x = 177,948,217,222.08/635,842.98 - Step 6: Final answer
x = 279,861.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.