Finding the Fourth Proportional to 471,470.46, 650,629.18 and 256,612.09
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Solution
The fourth proportional to 471,470.46, 650,629.18 and 256,612.09 is: 354,124.65
Step by Step Solution
- Step 1: Write the proportion equation
471,470.46 : 650,629.18 = 256,612.09 : x - Step 2: Convert to fraction form
471,470.46/650,629.18 = 256,612.09/x - Step 3: Cross multiply
471,470.46x = 650,629.18 × 256,612.09 - Step 4: Simplify right side
471,470.46x = 166,959,314,828.84 - Step 5: Solve for x
x = 166,959,314,828.84/471,470.46 - Step 6: Final answer
x = 354,124.65
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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.