Finding the Fourth Proportional to 324,087.16, 447,239.28 and 180,845.68
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Solution
The fourth proportional to 324,087.16, 447,239.28 and 180,845.68 is: 249,566.48
Step by Step Solution
- Step 1: Write the proportion equation
324,087.16 : 447,239.28 = 180,845.68 : x - Step 2: Convert to fraction form
324,087.16/447,239.28 = 180,845.68/x - Step 3: Cross multiply
324,087.16x = 447,239.28 × 180,845.68 - Step 4: Simplify right side
324,087.16x = 80,881,291,714.31 - Step 5: Solve for x
x = 80,881,291,714.31/324,087.16 - Step 6: Final answer
x = 249,566.48
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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.