Finding the Fourth Proportional to 603,257.49, 832,504.71 and 331,336.44
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Solution
The fourth proportional to 603,257.49, 832,504.71 and 331,336.44 is: 457,249.44
Step by Step Solution
- Step 1: Write the proportion equation
603,257.49 : 832,504.71 = 331,336.44 : x - Step 2: Convert to fraction form
603,257.49/832,504.71 = 331,336.44/x - Step 3: Cross multiply
603,257.49x = 832,504.71 × 331,336.44 - Step 4: Simplify right side
603,257.49x = 275,839,146,894.63 - Step 5: Solve for x
x = 275,839,146,894.63/603,257.49 - Step 6: Final answer
x = 457,249.44
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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.