Finding the Fourth Proportional to 456,113.84, 629,433.79 and 252,173.66
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Solution
The fourth proportional to 456,113.84, 629,433.79 and 252,173.66 is: 347,997.82
Step by Step Solution
- Step 1: Write the proportion equation
456,113.84 : 629,433.79 = 252,173.66 : x - Step 2: Convert to fraction form
456,113.84/629,433.79 = 252,173.66/x - Step 3: Cross multiply
456,113.84x = 629,433.79 × 252,173.66 - Step 4: Simplify right side
456,113.84x = 158,726,618,774.37 - Step 5: Solve for x
x = 158,726,618,774.37/456,113.84 - Step 6: Final answer
x = 347,997.82
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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.