Finding the Fourth Proportional to 293,687.74, 440,316.15 and 93,893.14
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Solution
The fourth proportional to 293,687.74, 440,316.15 and 93,893.14 is: 140,770.83
Step by Step Solution
- Step 1: Write the proportion equation
293,687.74 : 440,316.15 = 93,893.14 : x - Step 2: Convert to fraction form
293,687.74/440,316.15 = 93,893.14/x - Step 3: Cross multiply
293,687.74x = 440,316.15 × 93,893.14 - Step 4: Simplify right side
293,687.74x = 41,342,665,916.21 - Step 5: Solve for x
x = 41,342,665,916.21/293,687.74 - Step 6: Final answer
x = 140,770.83
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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.