Finding the Fourth Proportional to 544,695.88, 751,680.31 and 306,231.88
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Solution
The fourth proportional to 544,695.88, 751,680.31 and 306,231.88 is: 422,599.99
Step by Step Solution
- Step 1: Write the proportion equation
544,695.88 : 751,680.31 = 306,231.88 : x - Step 2: Convert to fraction form
544,695.88/751,680.31 = 306,231.88/x - Step 3: Cross multiply
544,695.88x = 751,680.31 × 306,231.88 - Step 4: Simplify right side
544,695.88x = 230,188,470,731.88 - Step 5: Solve for x
x = 230,188,470,731.88/544,695.88 - Step 6: Final answer
x = 422,599.99
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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.