Finding the Fourth Proportional to 611,489.26, 917,594.74 and 232,728.88
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Solution
The fourth proportional to 611,489.26, 917,594.74 and 232,728.88 is: 349,230.66
Step by Step Solution
- Step 1: Write the proportion equation
611,489.26 : 917,594.74 = 232,728.88 : x - Step 2: Convert to fraction form
611,489.26/917,594.74 = 232,728.88/x - Step 3: Cross multiply
611,489.26x = 917,594.74 × 232,728.88 - Step 4: Simplify right side
611,489.26x = 213,550,796,134.09 - Step 5: Solve for x
x = 213,550,796,134.09/611,489.26 - Step 6: Final answer
x = 349,230.66
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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.