Finding the Fourth Proportional to 270,352.46, 372,936.75 and 157,162.70
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Solution
The fourth proportional to 270,352.46, 372,936.75 and 157,162.70 is: 216,797.53
Step by Step Solution
- Step 1: Write the proportion equation
270,352.46 : 372,936.75 = 157,162.70 : x - Step 2: Convert to fraction form
270,352.46/372,936.75 = 157,162.70/x - Step 3: Cross multiply
270,352.46x = 372,936.75 × 157,162.70 - Step 4: Simplify right side
270,352.46x = 58,611,746,559.23 - Step 5: Solve for x
x = 58,611,746,559.23/270,352.46 - Step 6: Final answer
x = 216,797.53
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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.