Finding the Fourth Proportional to 359,517.99, 496,134.34 and 198,373.00
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Solution
The fourth proportional to 359,517.99, 496,134.34 and 198,373.00 is: 273,754.47
Step by Step Solution
- Step 1: Write the proportion equation
359,517.99 : 496,134.34 = 198,373.00 : x - Step 2: Convert to fraction form
359,517.99/496,134.34 = 198,373.00/x - Step 3: Cross multiply
359,517.99x = 496,134.34 × 198,373.00 - Step 4: Simplify right side
359,517.99x = 98,419,657,180.73 - Step 5: Solve for x
x = 98,419,657,180.73/359,517.99 - Step 6: Final answer
x = 273,754.47
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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.