Finding the Fourth Proportional to 323,979.84, 447,092.37 and 180,739.88
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Solution
The fourth proportional to 323,979.84, 447,092.37 and 180,739.88 is: 249,421.14
Step by Step Solution
- Step 1: Write the proportion equation
323,979.84 : 447,092.37 = 180,739.88 : x - Step 2: Convert to fraction form
323,979.84/447,092.37 = 180,739.88/x - Step 3: Cross multiply
323,979.84x = 447,092.37 × 180,739.88 - Step 4: Simplify right side
323,979.84x = 80,807,419,910.29 - Step 5: Solve for x
x = 80,807,419,910.29/323,979.84 - Step 6: Final answer
x = 249,421.14
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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.