Finding the Fourth Proportional to 359,519.19, 496,166.24 and 206,587.09
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Solution
The fourth proportional to 359,519.19, 496,166.24 and 206,587.09 is: 285,107.28
Step by Step Solution
- Step 1: Write the proportion equation
359,519.19 : 496,166.24 = 206,587.09 : x - Step 2: Convert to fraction form
359,519.19/496,166.24 = 206,587.09/x - Step 3: Cross multiply
359,519.19x = 496,166.24 × 206,587.09 - Step 4: Simplify right side
359,519.19x = 102,501,539,677.84 - Step 5: Solve for x
x = 102,501,539,677.84/359,519.19 - Step 6: Final answer
x = 285,107.28
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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.