Finding the Fourth Proportional to 198,269.44, 296,782.08 and 104,490.88
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Solution
The fourth proportional to 198,269.44, 296,782.08 and 104,490.88 is: 156,408.47
Step by Step Solution
- Step 1: Write the proportion equation
198,269.44 : 296,782.08 = 104,490.88 : x - Step 2: Convert to fraction form
198,269.44/296,782.08 = 104,490.88/x - Step 3: Cross multiply
198,269.44x = 296,782.08 × 104,490.88 - Step 4: Simplify right side
198,269.44x = 31,011,020,707.43 - Step 5: Solve for x
x = 31,011,020,707.43/198,269.44 - Step 6: Final answer
x = 156,408.47
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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.