Finding the Fourth Proportional to 313,566.26, 432,900.99 and 206,447.67
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Solution
The fourth proportional to 313,566.26, 432,900.99 and 206,447.67 is: 285,016.00
Step by Step Solution
- Step 1: Write the proportion equation
313,566.26 : 432,900.99 = 206,447.67 : x - Step 2: Convert to fraction form
313,566.26/432,900.99 = 206,447.67/x - Step 3: Cross multiply
313,566.26x = 432,900.99 × 206,447.67 - Step 4: Simplify right side
313,566.26x = 89,371,400,726.19 - Step 5: Solve for x
x = 89,371,400,726.19/313,566.26 - Step 6: Final answer
x = 285,016.00
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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.