Finding the Fourth Proportional to 273,464.10, 409,540.05 and 133,058.70
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Solution
The fourth proportional to 273,464.10, 409,540.05 and 133,058.70 is: 199,268.81
Step by Step Solution
- Step 1: Write the proportion equation
273,464.10 : 409,540.05 = 133,058.70 : x - Step 2: Convert to fraction form
273,464.10/409,540.05 = 133,058.70/x - Step 3: Cross multiply
273,464.10x = 409,540.05 × 133,058.70 - Step 4: Simplify right side
273,464.10x = 54,492,866,650.94 - Step 5: Solve for x
x = 54,492,866,650.94/273,464.10 - Step 6: Final answer
x = 199,268.81
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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.