Finding the Fourth Proportional to 352,584.48, 486,517.62 and 207,396.84
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Solution
The fourth proportional to 352,584.48, 486,517.62 and 207,396.84 is: 286,178.84
Step by Step Solution
- Step 1: Write the proportion equation
352,584.48 : 486,517.62 = 207,396.84 : x - Step 2: Convert to fraction form
352,584.48/486,517.62 = 207,396.84/x - Step 3: Cross multiply
352,584.48x = 486,517.62 × 207,396.84 - Step 4: Simplify right side
352,584.48x = 100,902,216,992.32 - Step 5: Solve for x
x = 100,902,216,992.32/352,584.48 - Step 6: Final answer
x = 286,178.84
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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.