Finding the Fourth Proportional to 446,236.21, 615,285.88 and 332,862.13
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Solution
The fourth proportional to 446,236.21, 615,285.88 and 332,862.13 is: 458,961.79
Step by Step Solution
- Step 1: Write the proportion equation
446,236.21 : 615,285.88 = 332,862.13 : x - Step 2: Convert to fraction form
446,236.21/615,285.88 = 332,862.13/x - Step 3: Cross multiply
446,236.21x = 615,285.88 × 332,862.13 - Step 4: Simplify right side
446,236.21x = 204,805,368,575.72 - Step 5: Solve for x
x = 204,805,368,575.72/446,236.21 - Step 6: Final answer
x = 458,961.79
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1.5x scale
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.