Finding the Fourth Proportional to 299,764.08, 413,478.54 and 192,163.68
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Solution
The fourth proportional to 299,764.08, 413,478.54 and 192,163.68 is: 265,060.30
Step by Step Solution
- Step 1: Write the proportion equation
299,764.08 : 413,478.54 = 192,163.68 : x - Step 2: Convert to fraction form
299,764.08/413,478.54 = 192,163.68/x - Step 3: Cross multiply
299,764.08x = 413,478.54 × 192,163.68 - Step 4: Simplify right side
299,764.08x = 79,455,557,847.43 - Step 5: Solve for x
x = 79,455,557,847.43/299,764.08 - Step 6: Final answer
x = 265,060.30
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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.