Finding the Fourth Proportional to 299,385.62, 413,152.53 and 165,249.62
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Solution
The fourth proportional to 299,385.62, 413,152.53 and 165,249.62 is: 228,044.68
Step by Step Solution
- Step 1: Write the proportion equation
299,385.62 : 413,152.53 = 165,249.62 : x - Step 2: Convert to fraction form
299,385.62/413,152.53 = 165,249.62/x - Step 3: Cross multiply
299,385.62x = 413,152.53 × 165,249.62 - Step 4: Simplify right side
299,385.62x = 68,273,298,584.54 - Step 5: Solve for x
x = 68,273,298,584.54/299,385.62 - Step 6: Final answer
x = 228,044.68
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1.5x scale
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.