Finding the Fourth Proportional to 567,633.87, 851,136.84 and 225,731.07
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Solution
The fourth proportional to 567,633.87, 851,136.84 and 225,731.07 is: 338,471.75
Step by Step Solution
- Step 1: Write the proportion equation
567,633.87 : 851,136.84 = 225,731.07 : x - Step 2: Convert to fraction form
567,633.87/851,136.84 = 225,731.07/x - Step 3: Cross multiply
567,633.87x = 851,136.84 × 225,731.07 - Step 4: Simplify right side
567,633.87x = 192,128,029,609.62 - Step 5: Solve for x
x = 192,128,029,609.62/567,633.87 - Step 6: Final answer
x = 338,471.75
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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.