Finding the Fourth Proportional to 744,757.28, 1,116,261.11 and 344,552.68
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Solution
The fourth proportional to 744,757.28, 1,116,261.11 and 344,552.68 is: 516,424.30
Step by Step Solution
- Step 1: Write the proportion equation
744,757.28 : 1,116,261.11 = 344,552.68 : x - Step 2: Convert to fraction form
744,757.28/1,116,261.11 = 344,552.68/x - Step 3: Cross multiply
744,757.28x = 1,116,261.11 × 344,552.68 - Step 4: Simplify right side
744,757.28x = 384,610,755,101.00 - Step 5: Solve for x
x = 384,610,755,101.00/744,757.28 - Step 6: Final answer
x = 516,424.30
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.