Finding the Fourth Proportional to 382,297.50, 527,571.18 and 212,531.63
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Solution
The fourth proportional to 382,297.50, 527,571.18 and 212,531.63 is: 293,293.99
Step by Step Solution
- Step 1: Write the proportion equation
382,297.50 : 527,571.18 = 212,531.63 : x - Step 2: Convert to fraction form
382,297.50/527,571.18 = 212,531.63/x - Step 3: Cross multiply
382,297.50x = 527,571.18 × 212,531.63 - Step 4: Simplify right side
382,297.50x = 112,125,560,188.57 - Step 5: Solve for x
x = 112,125,560,188.57/382,297.50 - Step 6: Final answer
x = 293,293.99
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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.