Finding the Fourth Proportional to 656,998.05, 906,631.84 and 366,594.53
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Solution
The fourth proportional to 656,998.05, 906,631.84 and 366,594.53 is: 505,886.23
Step by Step Solution
- Step 1: Write the proportion equation
656,998.05 : 906,631.84 = 366,594.53 : x - Step 2: Convert to fraction form
656,998.05/906,631.84 = 366,594.53/x - Step 3: Cross multiply
656,998.05x = 906,631.84 × 366,594.53 - Step 4: Simplify right side
656,998.05x = 332,366,269,192.92 - Step 5: Solve for x
x = 332,366,269,192.92/656,998.05 - Step 6: Final answer
x = 505,886.23
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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.