Finding the Fourth Proportional to 299,957.99, 413,967.66 and 170,935.92
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Solution
The fourth proportional to 299,957.99, 413,967.66 and 170,935.92 is: 235,906.18
Step by Step Solution
- Step 1: Write the proportion equation
299,957.99 : 413,967.66 = 170,935.92 : x - Step 2: Convert to fraction form
299,957.99/413,967.66 = 170,935.92/x - Step 3: Cross multiply
299,957.99x = 413,967.66 × 170,935.92 - Step 4: Simplify right side
299,957.99x = 70,761,943,132.85 - Step 5: Solve for x
x = 70,761,943,132.85/299,957.99 - Step 6: Final answer
x = 235,906.18
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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.