Finding the Fourth Proportional to 271,299.06, 374,394.80 and 150,433.28
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Solution
The fourth proportional to 271,299.06, 374,394.80 and 150,433.28 is: 207,599.09
Step by Step Solution
- Step 1: Write the proportion equation
271,299.06 : 374,394.80 = 150,433.28 : x - Step 2: Convert to fraction form
271,299.06/374,394.80 = 150,433.28/x - Step 3: Cross multiply
271,299.06x = 374,394.80 × 150,433.28 - Step 4: Simplify right side
271,299.06x = 56,321,437,778.94 - Step 5: Solve for x
x = 56,321,437,778.94/271,299.06 - Step 6: Final answer
x = 207,599.09
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1.5x scale
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.