Finding the Fourth Proportional to 456,464.12, 629,708.23 and 295,371.23
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Solution
The fourth proportional to 456,464.12, 629,708.23 and 295,371.23 is: 407,474.95
Step by Step Solution
- Step 1: Write the proportion equation
456,464.12 : 629,708.23 = 295,371.23 : x - Step 2: Convert to fraction form
456,464.12/629,708.23 = 295,371.23/x - Step 3: Cross multiply
456,464.12x = 629,708.23 × 295,371.23 - Step 4: Simplify right side
456,464.12x = 185,997,694,436.22 - Step 5: Solve for x
x = 185,997,694,436.22/456,464.12 - Step 6: Final answer
x = 407,474.95
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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.