Finding the Fourth Proportional to 298,458.48, 447,463.98 and 180,102
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Solution
The fourth proportional to 298,458.48, 447,463.98 and 180,102 is: 270,017.99
Step by Step Solution
- Step 1: Write the proportion equation
298,458.48 : 447,463.98 = 180,102 : x - Step 2: Convert to fraction form
298,458.48/447,463.98 = 180,102/x - Step 3: Cross multiply
298,458.48x = 447,463.98 × 180,102 - Step 4: Simplify right side
298,458.48x = 80,589,157,725.96 - Step 5: Solve for x
x = 80,589,157,725.96/298,458.48 - Step 6: Final answer
x = 270,017.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.