Finding the Fourth Proportional to 332,465.16, 498,767.81 and 107,808.09
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Solution
The fourth proportional to 332,465.16, 498,767.81 and 107,808.09 is: 161,734.85
Step by Step Solution
- Step 1: Write the proportion equation
332,465.16 : 498,767.81 = 107,808.09 : x - Step 2: Convert to fraction form
332,465.16/498,767.81 = 107,808.09/x - Step 3: Cross multiply
332,465.16x = 498,767.81 × 107,808.09 - Step 4: Simplify right side
332,465.16x = 53,771,204,410.54 - Step 5: Solve for x
x = 53,771,204,410.54/332,465.16 - Step 6: Final answer
x = 161,734.85
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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.