Finding the Fourth Proportional to 448,963.26, 619,582.42 and 245,027.28
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Solution
The fourth proportional to 448,963.26, 619,582.42 and 245,027.28 is: 338,144.80
Step by Step Solution
- Step 1: Write the proportion equation
448,963.26 : 619,582.42 = 245,027.28 : x - Step 2: Convert to fraction form
448,963.26/619,582.42 = 245,027.28/x - Step 3: Cross multiply
448,963.26x = 619,582.42 × 245,027.28 - Step 4: Simplify right side
448,963.26x = 151,814,593,091.27 - Step 5: Solve for x
x = 151,814,593,091.27/448,963.26 - Step 6: Final answer
x = 338,144.80
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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.