Finding the Fourth Proportional to 198,660.24, 297,987.84 and 48,902.40
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Solution
The fourth proportional to 198,660.24, 297,987.84 and 48,902.40 is: 73,352.98
Step by Step Solution
- Step 1: Write the proportion equation
198,660.24 : 297,987.84 = 48,902.40 : x - Step 2: Convert to fraction form
198,660.24/297,987.84 = 48,902.40/x - Step 3: Cross multiply
198,660.24x = 297,987.84 × 48,902.40 - Step 4: Simplify right side
198,660.24x = 14,572,320,546.82 - Step 5: Solve for x
x = 14,572,320,546.82/198,660.24 - Step 6: Final answer
x = 73,352.98
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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.