Finding the Fourth Proportional to 331,252.47, 496,876.68 and 198,170.01
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Solution
The fourth proportional to 331,252.47, 496,876.68 and 198,170.01 is: 297,253.80
Step by Step Solution
- Step 1: Write the proportion equation
331,252.47 : 496,876.68 = 198,170.01 : x - Step 2: Convert to fraction form
331,252.47/496,876.68 = 198,170.01/x - Step 3: Cross multiply
331,252.47x = 496,876.68 × 198,170.01 - Step 4: Simplify right side
331,252.47x = 98,466,056,644.37 - Step 5: Solve for x
x = 98,466,056,644.37/331,252.47 - Step 6: Final answer
x = 297,253.80
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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.