Finding the Fourth Proportional to 844,584.16, 1,165,527.60 and 462,611.68
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Solution
The fourth proportional to 844,584.16, 1,165,527.60 and 462,611.68 is: 638,404.92
Step by Step Solution
- Step 1: Write the proportion equation
844,584.16 : 1,165,527.60 = 462,611.68 : x - Step 2: Convert to fraction form
844,584.16/1,165,527.60 = 462,611.68/x - Step 3: Cross multiply
844,584.16x = 1,165,527.60 × 462,611.68 - Step 4: Simplify right side
844,584.16x = 539,186,681,122.37 - Step 5: Solve for x
x = 539,186,681,122.37/844,584.16 - Step 6: Final answer
x = 638,404.92
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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.