Finding the Fourth Proportional to 343,331.92, 513,597.12 and 276,847.12
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Solution
The fourth proportional to 343,331.92, 513,597.12 and 276,847.12 is: 414,141.17
Step by Step Solution
- Step 1: Write the proportion equation
343,331.92 : 513,597.12 = 276,847.12 : x - Step 2: Convert to fraction form
343,331.92/513,597.12 = 276,847.12/x - Step 3: Cross multiply
343,331.92x = 513,597.12 × 276,847.12 - Step 4: Simplify right side
343,331.92x = 142,187,883,512.29 - Step 5: Solve for x
x = 142,187,883,512.29/343,331.92 - Step 6: Final answer
x = 414,141.17
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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.