Finding the Fourth Proportional to 397,168.12, 595,949.58 and 247,370.44
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Solution
The fourth proportional to 397,168.12, 595,949.58 and 247,370.44 is: 371,178.61
Step by Step Solution
- Step 1: Write the proportion equation
397,168.12 : 595,949.58 = 247,370.44 : x - Step 2: Convert to fraction form
397,168.12/595,949.58 = 247,370.44/x - Step 3: Cross multiply
397,168.12x = 595,949.58 × 247,370.44 - Step 4: Simplify right side
397,168.12x = 147,420,309,822.42 - Step 5: Solve for x
x = 147,420,309,822.42/397,168.12 - Step 6: Final answer
x = 371,178.61
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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.