Finding the Fourth Proportional to 476,589.91, 657,529.62 and 304,608.55
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Solution
The fourth proportional to 476,589.91, 657,529.62 and 304,608.55 is: 420,254.69
Step by Step Solution
- Step 1: Write the proportion equation
476,589.91 : 657,529.62 = 304,608.55 : x - Step 2: Convert to fraction form
476,589.91/657,529.62 = 304,608.55/x - Step 3: Cross multiply
476,589.91x = 657,529.62 × 304,608.55 - Step 4: Simplify right side
476,589.91x = 200,289,144,130.25 - Step 5: Solve for x
x = 200,289,144,130.25/476,589.91 - Step 6: Final answer
x = 420,254.69
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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.