Finding the Fourth Proportional to 348,537.10, 523,324.05 and 269,740.30
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Solution
The fourth proportional to 348,537.10, 523,324.05 and 269,740.30 is: 405,011.65
Step by Step Solution
- Step 1: Write the proportion equation
348,537.10 : 523,324.05 = 269,740.30 : x - Step 2: Convert to fraction form
348,537.10/523,324.05 = 269,740.30/x - Step 3: Cross multiply
348,537.10x = 523,324.05 × 269,740.30 - Step 4: Simplify right side
348,537.10x = 141,161,586,244.22 - Step 5: Solve for x
x = 141,161,586,244.22/348,537.10 - Step 6: Final answer
x = 405,011.65
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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.