Finding the Fourth Proportional to 494,670.24, 682,322.13 and 313,192.98
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Solution
The fourth proportional to 494,670.24, 682,322.13 and 313,192.98 is: 432,001.94
Step by Step Solution
- Step 1: Write the proportion equation
494,670.24 : 682,322.13 = 313,192.98 : x - Step 2: Convert to fraction form
494,670.24/682,322.13 = 313,192.98/x - Step 3: Cross multiply
494,670.24x = 682,322.13 × 313,192.98 - Step 4: Simplify right side
494,670.24x = 213,698,501,214.65 - Step 5: Solve for x
x = 213,698,501,214.65/494,670.24 - Step 6: Final answer
x = 432,001.94
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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.