Finding the Fourth Proportional to 534,269.70, 800,724.15 and 218,369.70
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Solution
The fourth proportional to 534,269.70, 800,724.15 and 218,369.70 is: 327,276.45
Step by Step Solution
- Step 1: Write the proportion equation
534,269.70 : 800,724.15 = 218,369.70 : x - Step 2: Convert to fraction form
534,269.70/800,724.15 = 218,369.70/x - Step 3: Cross multiply
534,269.70x = 800,724.15 × 218,369.70 - Step 4: Simplify right side
534,269.70x = 174,853,892,418.26 - Step 5: Solve for x
x = 174,853,892,418.26/534,269.70 - Step 6: Final answer
x = 327,276.45
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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.