Finding the Fourth Proportional to 582,638.94, 804,029.36 and 324,515.09
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Solution
The fourth proportional to 582,638.94, 804,029.36 and 324,515.09 is: 447,823.92
Step by Step Solution
- Step 1: Write the proportion equation
582,638.94 : 804,029.36 = 324,515.09 : x - Step 2: Convert to fraction form
582,638.94/804,029.36 = 324,515.09/x - Step 3: Cross multiply
582,638.94x = 804,029.36 × 324,515.09 - Step 4: Simplify right side
582,638.94x = 260,919,654,480.32 - Step 5: Solve for x
x = 260,919,654,480.32/582,638.94 - Step 6: Final answer
x = 447,823.92
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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.