Finding the Fourth Proportional to 446,643.92, 616,442.10 and 326,183.96
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Solution
The fourth proportional to 446,643.92, 616,442.10 and 326,183.96 is: 450,187.53
Step by Step Solution
- Step 1: Write the proportion equation
446,643.92 : 616,442.10 = 326,183.96 : x - Step 2: Convert to fraction form
446,643.92/616,442.10 = 326,183.96/x - Step 3: Cross multiply
446,643.92x = 616,442.10 × 326,183.96 - Step 4: Simplify right side
446,643.92x = 201,073,525,606.63 - Step 5: Solve for x
x = 201,073,525,606.63/446,643.92 - Step 6: Final answer
x = 450,187.53
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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.