Finding the Fourth Proportional to 416,335.44, 624,581.99 and 132,097.53
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Solution
The fourth proportional to 416,335.44, 624,581.99 and 132,097.53 is: 198,171.31
Step by Step Solution
- Step 1: Write the proportion equation
416,335.44 : 624,581.99 = 132,097.53 : x - Step 2: Convert to fraction form
416,335.44/624,581.99 = 132,097.53/x - Step 3: Cross multiply
416,335.44x = 624,581.99 × 132,097.53 - Step 4: Simplify right side
416,335.44x = 82,505,740,338.55 - Step 5: Solve for x
x = 82,505,740,338.55/416,335.44 - Step 6: Final answer
x = 198,171.31
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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.