Finding the Fourth Proportional to 820,060.83, 1,229,017.77 and 440,537.99
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Solution
The fourth proportional to 820,060.83, 1,229,017.77 and 440,537.99 is: 660,230.31
Step by Step Solution
- Step 1: Write the proportion equation
820,060.83 : 1,229,017.77 = 440,537.99 : x - Step 2: Convert to fraction form
820,060.83/1,229,017.77 = 440,537.99/x - Step 3: Cross multiply
820,060.83x = 1,229,017.77 × 440,537.99 - Step 4: Simplify right side
820,060.83x = 541,429,011,924.99 - Step 5: Solve for x
x = 541,429,011,924.99/820,060.83 - Step 6: Final answer
x = 660,230.31
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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.