Finding the Fourth Proportional to 441,379.20, 609,718.16 and 424,993.08
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Solution
The fourth proportional to 441,379.20, 609,718.16 and 424,993.08 is: 587,082.49
Step by Step Solution
- Step 1: Write the proportion equation
441,379.20 : 609,718.16 = 424,993.08 : x - Step 2: Convert to fraction form
441,379.20/609,718.16 = 424,993.08/x - Step 3: Cross multiply
441,379.20x = 609,718.16 × 424,993.08 - Step 4: Simplify right side
441,379.20x = 259,125,998,750.33 - Step 5: Solve for x
x = 259,125,998,750.33/441,379.20 - Step 6: Final answer
x = 587,082.49
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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.