Finding the Fourth Proportional to 403,850.04, 557,316.86 and 222,568.49
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Solution
The fourth proportional to 403,850.04, 557,316.86 and 222,568.49 is: 307,146.62
Step by Step Solution
- Step 1: Write the proportion equation
403,850.04 : 557,316.86 = 222,568.49 : x - Step 2: Convert to fraction form
403,850.04/557,316.86 = 222,568.49/x - Step 3: Cross multiply
403,850.04x = 557,316.86 × 222,568.49 - Step 4: Simplify right side
403,850.04x = 124,041,172,262.19 - Step 5: Solve for x
x = 124,041,172,262.19/403,850.04 - Step 6: Final answer
x = 307,146.62
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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.