Finding the Fourth Proportional to 755,578.56, 1,133,236.32 and 282,267.84
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Solution
The fourth proportional to 755,578.56, 1,133,236.32 and 282,267.84 is: 423,352.63
Step by Step Solution
- Step 1: Write the proportion equation
755,578.56 : 1,133,236.32 = 282,267.84 : x - Step 2: Convert to fraction form
755,578.56/1,133,236.32 = 282,267.84/x - Step 3: Cross multiply
755,578.56x = 1,133,236.32 × 282,267.84 - Step 4: Simplify right side
755,578.56x = 319,876,168,255.95 - Step 5: Solve for x
x = 319,876,168,255.95/755,578.56 - Step 6: Final answer
x = 423,352.63
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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.