Finding the Fourth Proportional to 455,960.45, 629,257.98 and 252,006.99
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Solution
The fourth proportional to 455,960.45, 629,257.98 and 252,006.99 is: 347,787.65
Step by Step Solution
- Step 1: Write the proportion equation
455,960.45 : 629,257.98 = 252,006.99 : x - Step 2: Convert to fraction form
455,960.45/629,257.98 = 252,006.99/x - Step 3: Cross multiply
455,960.45x = 629,257.98 × 252,006.99 - Step 4: Simplify right side
455,960.45x = 158,577,409,473.28 - Step 5: Solve for x
x = 158,577,409,473.28/455,960.45 - Step 6: Final answer
x = 347,787.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.