Finding the Fourth Proportional to 543,849.12, 750,494.97 and 302,125.41
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Solution
The fourth proportional to 543,849.12, 750,494.97 and 302,125.41 is: 416,923.72
Step by Step Solution
- Step 1: Write the proportion equation
543,849.12 : 750,494.97 = 302,125.41 : x - Step 2: Convert to fraction form
543,849.12/750,494.97 = 302,125.41/x - Step 3: Cross multiply
543,849.12x = 750,494.97 × 302,125.41 - Step 4: Simplify right side
543,849.12x = 226,743,600,514.19 - Step 5: Solve for x
x = 226,743,600,514.19/543,849.12 - Step 6: Final answer
x = 416,923.72
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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.