Finding the Fourth Proportional to 403,822.49, 557,278.68 and 222,540.91
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Solution
The fourth proportional to 403,822.49, 557,278.68 and 222,540.91 is: 307,108.47
Step by Step Solution
- Step 1: Write the proportion equation
403,822.49 : 557,278.68 = 222,540.91 : x - Step 2: Convert to fraction form
403,822.49/557,278.68 = 222,540.91/x - Step 3: Cross multiply
403,822.49x = 557,278.68 × 222,540.91 - Step 4: Simplify right side
403,822.49x = 124,017,304,012.13 - Step 5: Solve for x
x = 124,017,304,012.13/403,822.49 - Step 6: Final answer
x = 307,108.47
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.