Finding the Fourth Proportional to 324,440.48, 447,662.84 and 181,178.48
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Solution
The fourth proportional to 324,440.48, 447,662.84 and 181,178.48 is: 249,989.99
Step by Step Solution
- Step 1: Write the proportion equation
324,440.48 : 447,662.84 = 181,178.48 : x - Step 2: Convert to fraction form
324,440.48/447,662.84 = 181,178.48/x - Step 3: Cross multiply
324,440.48x = 447,662.84 × 181,178.48 - Step 4: Simplify right side
324,440.48x = 81,106,874,475.79 - Step 5: Solve for x
x = 81,106,874,475.79/324,440.48 - Step 6: Final answer
x = 249,989.99
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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.