Finding the Fourth Proportional to 498,743.16, 748,212.30 and 183,202.44
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Solution
The fourth proportional to 498,743.16, 748,212.30 and 183,202.44 is: 274,839.50
Step by Step Solution
- Step 1: Write the proportion equation
498,743.16 : 748,212.30 = 183,202.44 : x - Step 2: Convert to fraction form
498,743.16/748,212.30 = 183,202.44/x - Step 3: Cross multiply
498,743.16x = 748,212.30 × 183,202.44 - Step 4: Simplify right side
498,743.16x = 137,074,318,998.01 - Step 5: Solve for x
x = 137,074,318,998.01/498,743.16 - Step 6: Final answer
x = 274,839.50
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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.