Finding the Fourth Proportional to 359,717.24, 496,410.98 and 198,571.91
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Solution
The fourth proportional to 359,717.24, 496,410.98 and 198,571.91 is: 274,029.88
Step by Step Solution
- Step 1: Write the proportion equation
359,717.24 : 496,410.98 = 198,571.91 : x - Step 2: Convert to fraction form
359,717.24/496,410.98 = 198,571.91/x - Step 3: Cross multiply
359,717.24x = 496,410.98 × 198,571.91 - Step 4: Simplify right side
359,717.24x = 98,573,272,968.66 - Step 5: Solve for x
x = 98,573,272,968.66/359,717.24 - Step 6: Final answer
x = 274,029.88
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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.