Finding the Fourth Proportional to 299,600.13, 413,174.36 and 234,197.59
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Solution
The fourth proportional to 299,600.13, 413,174.36 and 234,197.59 is: 322,978.63
Step by Step Solution
- Step 1: Write the proportion equation
299,600.13 : 413,174.36 = 234,197.59 : x - Step 2: Convert to fraction form
299,600.13/413,174.36 = 234,197.59/x - Step 3: Cross multiply
299,600.13x = 413,174.36 × 234,197.59 - Step 4: Simplify right side
299,600.13x = 96,764,439,361.79 - Step 5: Solve for x
x = 96,764,439,361.79/299,600.13 - Step 6: Final answer
x = 322,978.63
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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.