Finding the Fourth Proportional to 756,092, 1,134,348.19 and 329,665.09
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Solution
The fourth proportional to 756,092, 1,134,348.19 and 329,665.09 is: 494,589.28
Step by Step Solution
- Step 1: Write the proportion equation
756,092 : 1,134,348.19 = 329,665.09 : x - Step 2: Convert to fraction form
756,092/1,134,348.19 = 329,665.09/x - Step 3: Cross multiply
756,092x = 1,134,348.19 × 329,665.09 - Step 4: Simplify right side
756,092x = 373,954,998,147.69 - Step 5: Solve for x
x = 373,954,998,147.69/756,092 - Step 6: Final answer
x = 494,589.28
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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.