Finding the Fourth Proportional to 299,479.24, 413,269.54 and 163,518.92
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Solution
The fourth proportional to 299,479.24, 413,269.54 and 163,518.92 is: 225,649.66
Step by Step Solution
- Step 1: Write the proportion equation
299,479.24 : 413,269.54 = 163,518.92 : x - Step 2: Convert to fraction form
299,479.24/413,269.54 = 163,518.92/x - Step 3: Cross multiply
299,479.24x = 413,269.54 × 163,518.92 - Step 4: Simplify right side
299,479.24x = 67,577,388,844.11 - Step 5: Solve for x
x = 67,577,388,844.11/299,479.24 - Step 6: Final answer
x = 225,649.66
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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.