Finding the Fourth Proportional to 833,383.68, 1,250,163.36 and 272,417.28
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Solution
The fourth proportional to 833,383.68, 1,250,163.36 and 272,417.28 is: 408,654.63
Step by Step Solution
- Step 1: Write the proportion equation
833,383.68 : 1,250,163.36 = 272,417.28 : x - Step 2: Convert to fraction form
833,383.68/1,250,163.36 = 272,417.28/x - Step 3: Cross multiply
833,383.68x = 1,250,163.36 × 272,417.28 - Step 4: Simplify right side
833,383.68x = 340,566,102,086.86 - Step 5: Solve for x
x = 340,566,102,086.86/833,383.68 - Step 6: Final answer
x = 408,654.63
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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.