Finding the Fourth Proportional to 548,051.62, 820,010.31 and 323,534.20
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Solution
The fourth proportional to 548,051.62, 820,010.31 and 323,534.20 is: 484,081.01
Step by Step Solution
- Step 1: Write the proportion equation
548,051.62 : 820,010.31 = 323,534.20 : x - Step 2: Convert to fraction form
548,051.62/820,010.31 = 323,534.20/x - Step 3: Cross multiply
548,051.62x = 820,010.31 × 323,534.20 - Step 4: Simplify right side
548,051.62x = 265,301,379,637.60 - Step 5: Solve for x
x = 265,301,379,637.60/548,051.62 - Step 6: Final answer
x = 484,081.01
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.