Finding the Fourth Proportional to 444,553.64, 613,770.18 and 396,724.84
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Solution
The fourth proportional to 444,553.64, 613,770.18 and 396,724.84 is: 547,735.65
Step by Step Solution
- Step 1: Write the proportion equation
444,553.64 : 613,770.18 = 396,724.84 : x - Step 2: Convert to fraction form
444,553.64/613,770.18 = 396,724.84/x - Step 3: Cross multiply
444,553.64x = 613,770.18 × 396,724.84 - Step 4: Simplify right side
444,553.64x = 243,497,876,457.27 - Step 5: Solve for x
x = 243,497,876,457.27/444,553.64 - Step 6: Final answer
x = 547,735.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.