Finding the Fourth Proportional to 476,226.26, 657,232.58 and 261,402.72
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Solution
The fourth proportional to 476,226.26, 657,232.58 and 261,402.72 is: 360,757.90
Step by Step Solution
- Step 1: Write the proportion equation
476,226.26 : 657,232.58 = 261,402.72 : x - Step 2: Convert to fraction form
476,226.26/657,232.58 = 261,402.72/x - Step 3: Cross multiply
476,226.26x = 657,232.58 × 261,402.72 - Step 4: Simplify right side
476,226.26x = 171,802,384,738.12 - Step 5: Solve for x
x = 171,802,384,738.12/476,226.26 - Step 6: Final answer
x = 360,757.90
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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.