Finding the Fourth Proportional to 271,878.24, 407,592.81 and 119,967.15
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Solution
The fourth proportional to 271,878.24, 407,592.81 and 119,967.15 is: 179,851.64
Step by Step Solution
- Step 1: Write the proportion equation
271,878.24 : 407,592.81 = 119,967.15 : x - Step 2: Convert to fraction form
271,878.24/407,592.81 = 119,967.15/x - Step 3: Cross multiply
271,878.24x = 407,592.81 × 119,967.15 - Step 4: Simplify right side
271,878.24x = 48,897,747,776.19 - Step 5: Solve for x
x = 48,897,747,776.19/271,878.24 - Step 6: Final answer
x = 179,851.64
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1.5x scale
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.