Finding the Fourth Proportional to 608,759.21, 840,057.05 and 333,111.09
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Solution
The fourth proportional to 608,759.21, 840,057.05 and 333,111.09 is: 459,676.53
Step by Step Solution
- Step 1: Write the proportion equation
608,759.21 : 840,057.05 = 333,111.09 : x - Step 2: Convert to fraction form
608,759.21/840,057.05 = 333,111.09/x - Step 3: Cross multiply
608,759.21x = 840,057.05 × 333,111.09 - Step 4: Simplify right side
608,759.21x = 279,832,317,922.13 - Step 5: Solve for x
x = 279,832,317,922.13/608,759.21 - Step 6: Final answer
x = 459,676.53
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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.