Finding the Fourth Proportional to 320,197.44, 441,643.68 and 244,614.72
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Solution
The fourth proportional to 320,197.44, 441,643.68 and 244,614.72 is: 337,393.53
Step by Step Solution
- Step 1: Write the proportion equation
320,197.44 : 441,643.68 = 244,614.72 : x - Step 2: Convert to fraction form
320,197.44/441,643.68 = 244,614.72/x - Step 3: Cross multiply
320,197.44x = 441,643.68 × 244,614.72 - Step 4: Simplify right side
320,197.44x = 108,032,545,122.97 - Step 5: Solve for x
x = 108,032,545,122.97/320,197.44 - Step 6: Final answer
x = 337,393.53
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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.