Finding the Fourth Proportional to 591,695.40, 888,330.51 and 311,409.48
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Solution
The fourth proportional to 591,695.40, 888,330.51 and 311,409.48 is: 467,528.63
Step by Step Solution
- Step 1: Write the proportion equation
591,695.40 : 888,330.51 = 311,409.48 : x - Step 2: Convert to fraction form
591,695.40/888,330.51 = 311,409.48/x - Step 3: Cross multiply
591,695.40x = 888,330.51 × 311,409.48 - Step 4: Simplify right side
591,695.40x = 276,634,542,187.24 - Step 5: Solve for x
x = 276,634,542,187.24/591,695.40 - Step 6: Final answer
x = 467,528.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.