Finding the Fourth Proportional to 325,759.68, 488,954.88 and 157,398.48
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Solution
The fourth proportional to 325,759.68, 488,954.88 and 157,398.48 is: 236,250.09
Step by Step Solution
- Step 1: Write the proportion equation
325,759.68 : 488,954.88 = 157,398.48 : x - Step 2: Convert to fraction form
325,759.68/488,954.88 = 157,398.48/x - Step 3: Cross multiply
325,759.68x = 488,954.88 × 157,398.48 - Step 4: Simplify right side
325,759.68x = 76,960,754,900.58 - Step 5: Solve for x
x = 76,960,754,900.58/325,759.68 - Step 6: Final answer
x = 236,250.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.