Finding the Fourth Proportional to 275,660.87, 413,564.21 and 149,244.98
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Solution
The fourth proportional to 275,660.87, 413,564.21 and 149,244.98 is: 223,906.94
Step by Step Solution
- Step 1: Write the proportion equation
275,660.87 : 413,564.21 = 149,244.98 : x - Step 2: Convert to fraction form
275,660.87/413,564.21 = 149,244.98/x - Step 3: Cross multiply
275,660.87x = 413,564.21 × 149,244.98 - Step 4: Simplify right side
275,660.87x = 61,722,381,503.94 - Step 5: Solve for x
x = 61,722,381,503.94/275,660.87 - Step 6: Final answer
x = 223,906.94
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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.