Finding the Fourth Proportional to 335,549.13, 503,149.95 and 98,860.65
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Solution
The fourth proportional to 335,549.13, 503,149.95 and 98,860.65 is: 148,239.79
Step by Step Solution
- Step 1: Write the proportion equation
335,549.13 : 503,149.95 = 98,860.65 : x - Step 2: Convert to fraction form
335,549.13/503,149.95 = 98,860.65/x - Step 3: Cross multiply
335,549.13x = 503,149.95 × 98,860.65 - Step 4: Simplify right side
335,549.13x = 49,741,731,104.47 - Step 5: Solve for x
x = 49,741,731,104.47/335,549.13 - Step 6: Final answer
x = 148,239.79
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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.