Finding the Fourth Proportional to 382,973.13, 574,060.37 and 214,246.08
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Solution
The fourth proportional to 382,973.13, 574,060.37 and 214,246.08 is: 321,145.72
Step by Step Solution
- Step 1: Write the proportion equation
382,973.13 : 574,060.37 = 214,246.08 : x - Step 2: Convert to fraction form
382,973.13/574,060.37 = 214,246.08/x - Step 3: Cross multiply
382,973.13x = 574,060.37 × 214,246.08 - Step 4: Simplify right side
382,973.13x = 122,990,182,884.62 - Step 5: Solve for x
x = 122,990,182,884.62/382,973.13 - Step 6: Final answer
x = 321,145.72
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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.