Finding the Fourth Proportional to 198,378.04, 297,578.30 and 63,453.95
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Solution
The fourth proportional to 198,378.04, 297,578.30 and 63,453.95 is: 95,184.52
Step by Step Solution
- Step 1: Write the proportion equation
198,378.04 : 297,578.30 = 63,453.95 : x - Step 2: Convert to fraction form
198,378.04/297,578.30 = 63,453.95/x - Step 3: Cross multiply
198,378.04x = 297,578.30 × 63,453.95 - Step 4: Simplify right side
198,378.04x = 18,882,518,995.96 - Step 5: Solve for x
x = 18,882,518,995.96/198,378.04 - Step 6: Final answer
x = 95,184.52
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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.