Finding the Fourth Proportional to 493,310.01, 739,665.36 and 193,431.31
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Solution
The fourth proportional to 493,310.01, 739,665.36 and 193,431.31 is: 290,029.47
Step by Step Solution
- Step 1: Write the proportion equation
493,310.01 : 739,665.36 = 193,431.31 : x - Step 2: Convert to fraction form
493,310.01/739,665.36 = 193,431.31/x - Step 3: Cross multiply
493,310.01x = 739,665.36 × 193,431.31 - Step 4: Simplify right side
493,310.01x = 143,074,439,546.42 - Step 5: Solve for x
x = 143,074,439,546.42/493,310.01 - Step 6: Final answer
x = 290,029.47
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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.