Finding the Fourth Proportional to 324,797.28, 447,997.84 and 211,773.12
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Solution
The fourth proportional to 324,797.28, 447,997.84 and 211,773.12 is: 292,101.89
Step by Step Solution
- Step 1: Write the proportion equation
324,797.28 : 447,997.84 = 211,773.12 : x - Step 2: Convert to fraction form
324,797.28/447,997.84 = 211,773.12/x - Step 3: Cross multiply
324,797.28x = 447,997.84 × 211,773.12 - Step 4: Simplify right side
324,797.28x = 94,873,900,330.06 - Step 5: Solve for x
x = 94,873,900,330.06/324,797.28 - Step 6: Final answer
x = 292,101.89
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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.