Finding the Fourth Proportional to 427,660.49, 590,190.02 and 236,673.95
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Solution
The fourth proportional to 427,660.49, 590,190.02 and 236,673.95 is: 326,620.31
Step by Step Solution
- Step 1: Write the proportion equation
427,660.49 : 590,190.02 = 236,673.95 : x - Step 2: Convert to fraction form
427,660.49/590,190.02 = 236,673.95/x - Step 3: Cross multiply
427,660.49x = 590,190.02 × 236,673.95 - Step 4: Simplify right side
427,660.49x = 139,682,602,100.61 - Step 5: Solve for x
x = 139,682,602,100.61/427,660.49 - Step 6: Final answer
x = 326,620.31
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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.