Finding the Fourth Proportional to 403,850.96, 557,318.10 and 222,569.52
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Solution
The fourth proportional to 403,850.96, 557,318.10 and 222,569.52 is: 307,148.02
Step by Step Solution
- Step 1: Write the proportion equation
403,850.96 : 557,318.10 = 222,569.52 : x - Step 2: Convert to fraction form
403,850.96/557,318.10 = 222,569.52/x - Step 3: Cross multiply
403,850.96x = 557,318.10 × 222,569.52 - Step 4: Simplify right side
403,850.96x = 124,042,022,004.31 - Step 5: Solve for x
x = 124,042,022,004.31/403,850.96 - Step 6: Final answer
x = 307,148.02
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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.