Finding the Fourth Proportional to 324,455.84, 447,744.30 and 181,217.88
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Solution
The fourth proportional to 324,455.84, 447,744.30 and 181,217.88 is: 250,078.02
Step by Step Solution
- Step 1: Write the proportion equation
324,455.84 : 447,744.30 = 181,217.88 : x - Step 2: Convert to fraction form
324,455.84/447,744.30 = 181,217.88/x - Step 3: Cross multiply
324,455.84x = 447,744.30 × 181,217.88 - Step 4: Simplify right side
324,455.84x = 81,139,272,828.08 - Step 5: Solve for x
x = 81,139,272,828.08/324,455.84 - Step 6: Final answer
x = 250,078.02
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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.