Finding the Fourth Proportional to 427,968.36, 590,596.29 and 236,981.75
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Solution
The fourth proportional to 427,968.36, 590,596.29 and 236,981.75 is: 327,034.78
Step by Step Solution
- Step 1: Write the proportion equation
427,968.36 : 590,596.29 = 236,981.75 : x - Step 2: Convert to fraction form
427,968.36/590,596.29 = 236,981.75/x - Step 3: Cross multiply
427,968.36x = 590,596.29 × 236,981.75 - Step 4: Simplify right side
427,968.36x = 139,960,539,394.73 - Step 5: Solve for x
x = 139,960,539,394.73/427,968.36 - Step 6: Final answer
x = 327,034.78
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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.