Finding the Fourth Proportional to 756,541.62, 1,134,517.19 and 330,207.84
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Solution
The fourth proportional to 756,541.62, 1,134,517.19 and 330,207.84 is: 495,182.89
Step by Step Solution
- Step 1: Write the proportion equation
756,541.62 : 1,134,517.19 = 330,207.84 : x - Step 2: Convert to fraction form
756,541.62/1,134,517.19 = 330,207.84/x - Step 3: Cross multiply
756,541.62x = 1,134,517.19 × 330,207.84 - Step 4: Simplify right side
756,541.62x = 374,626,469,101.73 - Step 5: Solve for x
x = 374,626,469,101.73/756,541.62 - Step 6: Final answer
x = 495,182.89
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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.