Finding the Fourth Proportional to 496,817.94, 745,239.15 and 181,274.79
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Solution
The fourth proportional to 496,817.94, 745,239.15 and 181,274.79 is: 271,916.65
Step by Step Solution
- Step 1: Write the proportion equation
496,817.94 : 745,239.15 = 181,274.79 : x - Step 2: Convert to fraction form
496,817.94/745,239.15 = 181,274.79/x - Step 3: Cross multiply
496,817.94x = 745,239.15 × 181,274.79 - Step 4: Simplify right side
496,817.94x = 135,093,070,416.03 - Step 5: Solve for x
x = 135,093,070,416.03/496,817.94 - Step 6: Final answer
x = 271,916.65
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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.