Finding the Fourth Proportional to 351,260.41, 484,751.10 and 215,268.08
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Solution
The fourth proportional to 351,260.41, 484,751.10 and 215,268.08 is: 297,077.15
Step by Step Solution
- Step 1: Write the proportion equation
351,260.41 : 484,751.10 = 215,268.08 : x - Step 2: Convert to fraction form
351,260.41/484,751.10 = 215,268.08/x - Step 3: Cross multiply
351,260.41x = 484,751.10 × 215,268.08 - Step 4: Simplify right side
351,260.41x = 104,351,440,594.02 - Step 5: Solve for x
x = 104,351,440,594.02/351,260.41 - Step 6: Final answer
x = 297,077.15
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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.