Finding the Fourth Proportional to 567,874.93, 783,653.67 and 313,220.65
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Solution
The fourth proportional to 567,874.93, 783,653.67 and 313,220.65 is: 432,236.92
Step by Step Solution
- Step 1: Write the proportion equation
567,874.93 : 783,653.67 = 313,220.65 : x - Step 2: Convert to fraction form
567,874.93/783,653.67 = 313,220.65/x - Step 3: Cross multiply
567,874.93x = 783,653.67 × 313,220.65 - Step 4: Simplify right side
567,874.93x = 245,456,511,892.29 - Step 5: Solve for x
x = 245,456,511,892.29/567,874.93 - Step 6: Final answer
x = 432,236.92
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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.