Finding the Fourth Proportional to 741,418.82, 1,023,159.30 and 401,887.88
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Solution
The fourth proportional to 741,418.82, 1,023,159.30 and 401,887.88 is: 554,605.99
Step by Step Solution
- Step 1: Write the proportion equation
741,418.82 : 1,023,159.30 = 401,887.88 : x - Step 2: Convert to fraction form
741,418.82/1,023,159.30 = 401,887.88/x - Step 3: Cross multiply
741,418.82x = 1,023,159.30 × 401,887.88 - Step 4: Simplify right side
741,418.82x = 411,195,321,979.28 - Step 5: Solve for x
x = 411,195,321,979.28/741,418.82 - Step 6: Final answer
x = 554,605.99
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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.