Finding the Fourth Proportional to 833,160.80, 1,149,756.18 and 451,178.84
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Solution
The fourth proportional to 833,160.80, 1,149,756.18 and 451,178.84 is: 622,623.70
Step by Step Solution
- Step 1: Write the proportion equation
833,160.80 : 1,149,756.18 = 451,178.84 : x - Step 2: Convert to fraction form
833,160.80/1,149,756.18 = 451,178.84/x - Step 3: Cross multiply
833,160.80x = 1,149,756.18 × 451,178.84 - Step 4: Simplify right side
833,160.80x = 518,745,659,575.23 - Step 5: Solve for x
x = 518,745,659,575.23/833,160.80 - Step 6: Final answer
x = 622,623.70
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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.