Finding the Fourth Proportional to 403,804.67, 557,254.17 and 222,523.08
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Solution
The fourth proportional to 403,804.67, 557,254.17 and 222,523.08 is: 307,083.91
Step by Step Solution
- Step 1: Write the proportion equation
403,804.67 : 557,254.17 = 222,523.08 : x - Step 2: Convert to fraction form
403,804.67/557,254.17 = 222,523.08/x - Step 3: Cross multiply
403,804.67x = 557,254.17 × 222,523.08 - Step 4: Simplify right side
403,804.67x = 124,001,914,251.24 - Step 5: Solve for x
x = 124,001,914,251.24/403,804.67 - Step 6: Final answer
x = 307,083.91
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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.