Finding the Fourth Proportional to 838,273.20, 1,257,397.44 and 207,186.96
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Solution
The fourth proportional to 838,273.20, 1,257,397.44 and 207,186.96 is: 310,777.39
Step by Step Solution
- Step 1: Write the proportion equation
838,273.20 : 1,257,397.44 = 207,186.96 : x - Step 2: Convert to fraction form
838,273.20/1,257,397.44 = 207,186.96/x - Step 3: Cross multiply
838,273.20x = 1,257,397.44 × 207,186.96 - Step 4: Simplify right side
838,273.20x = 260,516,353,105.38 - Step 5: Solve for x
x = 260,516,353,105.38/838,273.20 - Step 6: Final answer
x = 310,777.39
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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.