Finding the Fourth Proportional to 332,433.09, 498,649.64 and 83,115.09
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Solution
The fourth proportional to 332,433.09, 498,649.64 and 83,115.09 is: 124,672.64
Step by Step Solution
- Step 1: Write the proportion equation
332,433.09 : 498,649.64 = 83,115.09 : x - Step 2: Convert to fraction form
332,433.09/498,649.64 = 83,115.09/x - Step 3: Cross multiply
332,433.09x = 498,649.64 × 83,115.09 - Step 4: Simplify right side
332,433.09x = 41,445,309,291.49 - Step 5: Solve for x
x = 41,445,309,291.49/332,433.09 - Step 6: Final answer
x = 124,672.64
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Similar ratio
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1.5x scale
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.