Finding the Fourth Proportional to 657,493.92, 985,648.80 and 236,473.80
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Solution
The fourth proportional to 657,493.92, 985,648.80 and 236,473.80 is: 354,497.75
Step by Step Solution
- Step 1: Write the proportion equation
657,493.92 : 985,648.80 = 236,473.80 : x - Step 2: Convert to fraction form
657,493.92/985,648.80 = 236,473.80/x - Step 3: Cross multiply
657,493.92x = 985,648.80 × 236,473.80 - Step 4: Simplify right side
657,493.92x = 233,080,117,201.44 - Step 5: Solve for x
x = 233,080,117,201.44/657,493.92 - Step 6: Final answer
x = 354,497.75
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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.