Finding the Fourth Proportional to 439,377.48, 606,361.14 and 248,398.92
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Solution
The fourth proportional to 439,377.48, 606,361.14 and 248,398.92 is: 342,801.94
Step by Step Solution
- Step 1: Write the proportion equation
439,377.48 : 606,361.14 = 248,398.92 : x - Step 2: Convert to fraction form
439,377.48/606,361.14 = 248,398.92/x - Step 3: Cross multiply
439,377.48x = 606,361.14 × 248,398.92 - Step 4: Simplify right side
439,377.48x = 150,619,452,305.97 - Step 5: Solve for x
x = 150,619,452,305.97/439,377.48 - Step 6: Final answer
x = 342,801.94
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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.