Finding the Fourth Proportional to 481,361.49, 664,348.80 and 277,372.71
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Solution
The fourth proportional to 481,361.49, 664,348.80 and 277,372.71 is: 382,814.65
Step by Step Solution
- Step 1: Write the proportion equation
481,361.49 : 664,348.80 = 277,372.71 : x - Step 2: Convert to fraction form
481,361.49/664,348.80 = 277,372.71/x - Step 3: Cross multiply
481,361.49x = 664,348.80 × 277,372.71 - Step 4: Simplify right side
481,361.49x = 184,272,228,081.40 - Step 5: Solve for x
x = 184,272,228,081.40/481,361.49 - Step 6: Final answer
x = 382,814.65
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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.