Finding the Fourth Proportional to 299,552.48, 449,106.68 and 141,596.32
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Solution
The fourth proportional to 299,552.48, 449,106.68 and 141,596.32 is: 212,289.52
Step by Step Solution
- Step 1: Write the proportion equation
299,552.48 : 449,106.68 = 141,596.32 : x - Step 2: Convert to fraction form
299,552.48/449,106.68 = 141,596.32/x - Step 3: Cross multiply
299,552.48x = 449,106.68 × 141,596.32 - Step 4: Simplify right side
299,552.48x = 63,591,853,175.42 - Step 5: Solve for x
x = 63,591,853,175.42/299,552.48 - Step 6: Final answer
x = 212,289.52
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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.