Finding the Fourth Proportional to 282,381.82, 423,572.88 and 177,274.60
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Solution
The fourth proportional to 282,381.82, 423,572.88 and 177,274.60 is: 265,911.99
Step by Step Solution
- Step 1: Write the proportion equation
282,381.82 : 423,572.88 = 177,274.60 : x - Step 2: Convert to fraction form
282,381.82/423,572.88 = 177,274.60/x - Step 3: Cross multiply
282,381.82x = 423,572.88 × 177,274.60 - Step 4: Simplify right side
282,381.82x = 75,088,712,872.85 - Step 5: Solve for x
x = 75,088,712,872.85/282,381.82 - Step 6: Final answer
x = 265,911.99
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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.