Finding the Fourth Proportional to 456,232.64, 629,391.77 and 295,139.63
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Solution
The fourth proportional to 456,232.64, 629,391.77 and 295,139.63 is: 407,157.31
Step by Step Solution
- Step 1: Write the proportion equation
456,232.64 : 629,391.77 = 295,139.63 : x - Step 2: Convert to fraction form
456,232.64/629,391.77 = 295,139.63/x - Step 3: Cross multiply
456,232.64x = 629,391.77 × 295,139.63 - Step 4: Simplify right side
456,232.64x = 185,758,454,220.63 - Step 5: Solve for x
x = 185,758,454,220.63/456,232.64 - Step 6: Final answer
x = 407,157.31
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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.