Finding the Fourth Proportional to 299,591.74, 413,439.36 and 170,523.88
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Solution
The fourth proportional to 299,591.74, 413,439.36 and 170,523.88 is: 235,324.52
Step by Step Solution
- Step 1: Write the proportion equation
299,591.74 : 413,439.36 = 170,523.88 : x - Step 2: Convert to fraction form
299,591.74/413,439.36 = 170,523.88/x - Step 3: Cross multiply
299,591.74x = 413,439.36 × 170,523.88 - Step 4: Simplify right side
299,591.74x = 70,501,283,811.92 - Step 5: Solve for x
x = 70,501,283,811.92/299,591.74 - Step 6: Final answer
x = 235,324.52
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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.