Finding the Fourth Proportional to 540,635.99, 811,287.51 and 274,587.44
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Solution
The fourth proportional to 540,635.99, 811,287.51 and 274,587.44 is: 412,050.55
Step by Step Solution
- Step 1: Write the proportion equation
540,635.99 : 811,287.51 = 274,587.44 : x - Step 2: Convert to fraction form
540,635.99/811,287.51 = 274,587.44/x - Step 3: Cross multiply
540,635.99x = 811,287.51 × 274,587.44 - Step 4: Simplify right side
540,635.99x = 222,769,359,101.94 - Step 5: Solve for x
x = 222,769,359,101.94/540,635.99 - Step 6: Final answer
x = 412,050.55
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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.