Finding the Fourth Proportional to 324,530.14, 447,860.74 and 181,305.94
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Solution
The fourth proportional to 324,530.14, 447,860.74 and 181,305.94 is: 250,207.31
Step by Step Solution
- Step 1: Write the proportion equation
324,530.14 : 447,860.74 = 181,305.94 : x - Step 2: Convert to fraction form
324,530.14/447,860.74 = 181,305.94/x - Step 3: Cross multiply
324,530.14x = 447,860.74 × 181,305.94 - Step 4: Simplify right side
324,530.14x = 81,199,812,454.80 - Step 5: Solve for x
x = 81,199,812,454.80/324,530.14 - Step 6: Final answer
x = 250,207.31
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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.