Finding the Fourth Proportional to 237,753.75, 327,908.86 and 209,011.96
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Solution
The fourth proportional to 237,753.75, 327,908.86 and 209,011.96 is: 288,268.32
Step by Step Solution
- Step 1: Write the proportion equation
237,753.75 : 327,908.86 = 209,011.96 : x - Step 2: Convert to fraction form
237,753.75/327,908.86 = 209,011.96/x - Step 3: Cross multiply
237,753.75x = 327,908.86 × 209,011.96 - Step 4: Simplify right side
237,753.75x = 68,536,873,529.97 - Step 5: Solve for x
x = 68,536,873,529.97/237,753.75 - Step 6: Final answer
x = 288,268.32
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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.