Finding the Fourth Proportional to 765,891.99, 1,148,750.37 and 204,970.23
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Solution
The fourth proportional to 765,891.99, 1,148,750.37 and 204,970.23 is: 307,431.90
Step by Step Solution
- Step 1: Write the proportion equation
765,891.99 : 1,148,750.37 = 204,970.23 : x - Step 2: Convert to fraction form
765,891.99/1,148,750.37 = 204,970.23/x - Step 3: Cross multiply
765,891.99x = 1,148,750.37 × 204,970.23 - Step 4: Simplify right side
765,891.99x = 235,459,627,551.49 - Step 5: Solve for x
x = 235,459,627,551.49/765,891.99 - Step 6: Final answer
x = 307,431.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.