Finding the Fourth Proportional to 744,895.44, 1,027,884.62 and 418,133.66
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Solution
The fourth proportional to 744,895.44, 1,027,884.62 and 418,133.66 is: 576,984.55
Step by Step Solution
- Step 1: Write the proportion equation
744,895.44 : 1,027,884.62 = 418,133.66 : x - Step 2: Convert to fraction form
744,895.44/1,027,884.62 = 418,133.66/x - Step 3: Cross multiply
744,895.44x = 1,027,884.62 × 418,133.66 - Step 4: Simplify right side
744,895.44x = 429,793,158,218.31 - Step 5: Solve for x
x = 429,793,158,218.31/744,895.44 - Step 6: Final answer
x = 576,984.55
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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.