Finding the Fourth Proportional to 560,174.14, 840,634.80 and 290,550.79
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Solution
The fourth proportional to 560,174.14, 840,634.80 and 290,550.79 is: 436,019.96
Step by Step Solution
- Step 1: Write the proportion equation
560,174.14 : 840,634.80 = 290,550.79 : x - Step 2: Convert to fraction form
560,174.14/840,634.80 = 290,550.79/x - Step 3: Cross multiply
560,174.14x = 840,634.80 × 290,550.79 - Step 4: Simplify right side
560,174.14x = 244,247,105,241.49 - Step 5: Solve for x
x = 244,247,105,241.49/560,174.14 - Step 6: Final answer
x = 436,019.96
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1.5x scale
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.