Finding the Fourth Proportional to 299,755.08, 413,466.12 and 192,154.68
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Solution
The fourth proportional to 299,755.08, 413,466.12 and 192,154.68 is: 265,047.89
Step by Step Solution
- Step 1: Write the proportion equation
299,755.08 : 413,466.12 = 192,154.68 : x - Step 2: Convert to fraction form
299,755.08/413,466.12 = 192,154.68/x - Step 3: Cross multiply
299,755.08x = 413,466.12 × 192,154.68 - Step 4: Simplify right side
299,755.08x = 79,449,449,979.44 - Step 5: Solve for x
x = 79,449,449,979.44/299,755.08 - Step 6: Final answer
x = 265,047.89
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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.