Finding the Fourth Proportional to 359,737.19, 496,431.02 and 198,588.09
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Solution
The fourth proportional to 359,737.19, 496,431.02 and 198,588.09 is: 274,048.09
Step by Step Solution
- Step 1: Write the proportion equation
359,737.19 : 496,431.02 = 198,588.09 : x - Step 2: Convert to fraction form
359,737.19/496,431.02 = 198,588.09/x - Step 3: Cross multiply
359,737.19x = 496,431.02 × 198,588.09 - Step 4: Simplify right side
359,737.19x = 98,585,287,085.61 - Step 5: Solve for x
x = 98,585,287,085.61/359,737.19 - Step 6: Final answer
x = 274,048.09
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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.