Finding the Fourth Proportional to 335,703.99, 503,605.17 and 99,015.87
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Solution
The fourth proportional to 335,703.99, 503,605.17 and 99,015.87 is: 148,538.31
Step by Step Solution
- Step 1: Write the proportion equation
335,703.99 : 503,605.17 = 99,015.87 : x - Step 2: Convert to fraction form
335,703.99/503,605.17 = 99,015.87/x - Step 3: Cross multiply
335,703.99x = 503,605.17 × 99,015.87 - Step 4: Simplify right side
335,703.99x = 49,864,904,044.05 - Step 5: Solve for x
x = 49,864,904,044.05/335,703.99 - Step 6: Final answer
x = 148,538.31
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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.