Finding the Fourth Proportional to 970,821.80, 1,456,232.70 and 804,933.80
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Solution
The fourth proportional to 970,821.80, 1,456,232.70 and 804,933.80 is: 1,207,400.70
Step by Step Solution
- Step 1: Write the proportion equation
970,821.80 : 1,456,232.70 = 804,933.80 : x - Step 2: Convert to fraction form
970,821.80/1,456,232.70 = 804,933.80/x - Step 3: Cross multiply
970,821.80x = 1,456,232.70 × 804,933.80 - Step 4: Simplify right side
970,821.80x = 1,172,170,920,895.26 - Step 5: Solve for x
x = 1,172,170,920,895.26/970,821.80 - Step 6: Final answer
x = 1,207,400.70
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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.