Finding the Fourth Proportional to 343,847.80, 515,771.70 and 94,529.80
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Solution
The fourth proportional to 343,847.80, 515,771.70 and 94,529.80 is: 141,794.70
Step by Step Solution
- Step 1: Write the proportion equation
343,847.80 : 515,771.70 = 94,529.80 : x - Step 2: Convert to fraction form
343,847.80/515,771.70 = 94,529.80/x - Step 3: Cross multiply
343,847.80x = 515,771.70 × 94,529.80 - Step 4: Simplify right side
343,847.80x = 48,755,795,646.66 - Step 5: Solve for x
x = 48,755,795,646.66/343,847.80 - Step 6: Final answer
x = 141,794.70
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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.