Finding the Fourth Proportional to 324,347.48, 447,599.34 and 181,107.44
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Solution
The fourth proportional to 324,347.48, 447,599.34 and 181,107.44 is: 249,928.17
Step by Step Solution
- Step 1: Write the proportion equation
324,347.48 : 447,599.34 = 181,107.44 : x - Step 2: Convert to fraction form
324,347.48/447,599.34 = 181,107.44/x - Step 3: Cross multiply
324,347.48x = 447,599.34 × 181,107.44 - Step 4: Simplify right side
324,347.48x = 81,063,570,613.09 - Step 5: Solve for x
x = 81,063,570,613.09/324,347.48 - Step 6: Final answer
x = 249,928.17
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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.