Finding the Fourth Proportional to 862,775.75, 1,293,710.36 and 382,795.62
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Solution
The fourth proportional to 862,775.75, 1,293,710.36 and 382,795.62 is: 573,992.33
Step by Step Solution
- Step 1: Write the proportion equation
862,775.75 : 1,293,710.36 = 382,795.62 : x - Step 2: Convert to fraction form
862,775.75/1,293,710.36 = 382,795.62/x - Step 3: Cross multiply
862,775.75x = 1,293,710.36 × 382,795.62 - Step 4: Simplify right side
862,775.75x = 495,226,660,944.97 - Step 5: Solve for x
x = 495,226,660,944.97/862,775.75 - Step 6: Final answer
x = 573,992.33
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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.