Finding the Fourth Proportional to 325,824.19, 449,166.25 and 228,732.41
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Solution
The fourth proportional to 325,824.19, 449,166.25 and 228,732.41 is: 315,319.99
Step by Step Solution
- Step 1: Write the proportion equation
325,824.19 : 449,166.25 = 228,732.41 : x - Step 2: Convert to fraction form
325,824.19/449,166.25 = 228,732.41/x - Step 3: Cross multiply
325,824.19x = 449,166.25 × 228,732.41 - Step 4: Simplify right side
325,824.19x = 102,738,881,154.25 - Step 5: Solve for x
x = 102,738,881,154.25/325,824.19 - Step 6: Final answer
x = 315,319.99
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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.