Finding the Fourth Proportional to 365,929.10, 548,634.45 and 141,202.70
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Solution
The fourth proportional to 365,929.10, 548,634.45 and 141,202.70 is: 211,704.03
Step by Step Solution
- Step 1: Write the proportion equation
365,929.10 : 548,634.45 = 141,202.70 : x - Step 2: Convert to fraction form
365,929.10/548,634.45 = 141,202.70/x - Step 3: Cross multiply
365,929.10x = 548,634.45 × 141,202.70 - Step 4: Simplify right side
365,929.10x = 77,468,665,653.02 - Step 5: Solve for x
x = 77,468,665,653.02/365,929.10 - Step 6: Final answer
x = 211,704.03
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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.