Finding the Fourth Proportional to 198,389.08, 297,577.44 and 48,629.80
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Solution
The fourth proportional to 198,389.08, 297,577.44 and 48,629.80 is: 72,943.19
Step by Step Solution
- Step 1: Write the proportion equation
198,389.08 : 297,577.44 = 48,629.80 : x - Step 2: Convert to fraction form
198,389.08/297,577.44 = 48,629.80/x - Step 3: Cross multiply
198,389.08x = 297,577.44 × 48,629.80 - Step 4: Simplify right side
198,389.08x = 14,471,131,391.71 - Step 5: Solve for x
x = 14,471,131,391.71/198,389.08 - Step 6: Final answer
x = 72,943.19
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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.