Finding the Fourth Proportional to 456,203.84, 629,542.56 and 252,241.76
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Solution
The fourth proportional to 456,203.84, 629,542.56 and 252,241.76 is: 348,083.27
Step by Step Solution
- Step 1: Write the proportion equation
456,203.84 : 629,542.56 = 252,241.76 : x - Step 2: Convert to fraction form
456,203.84/629,542.56 = 252,241.76/x - Step 3: Cross multiply
456,203.84x = 629,542.56 × 252,241.76 - Step 4: Simplify right side
456,203.84x = 158,796,923,329.31 - Step 5: Solve for x
x = 158,796,923,329.31/456,203.84 - Step 6: Final answer
x = 348,083.27
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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.