Finding the Fourth Proportional to 611,236.55, 843,594.16 and 366,230.98
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Solution
The fourth proportional to 611,236.55, 843,594.16 and 366,230.98 is: 505,451.31
Step by Step Solution
- Step 1: Write the proportion equation
611,236.55 : 843,594.16 = 366,230.98 : x - Step 2: Convert to fraction form
611,236.55/843,594.16 = 366,230.98/x - Step 3: Cross multiply
611,236.55x = 843,594.16 × 366,230.98 - Step 4: Simplify right side
611,236.55x = 308,950,315,939.08 - Step 5: Solve for x
x = 308,950,315,939.08/611,236.55 - Step 6: Final answer
x = 505,451.31
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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.