Finding the Fourth Proportional to 277,481.21, 382,926.80 and 150,159.53
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Solution
The fourth proportional to 277,481.21, 382,926.80 and 150,159.53 is: 207,221.62
Step by Step Solution
- Step 1: Write the proportion equation
277,481.21 : 382,926.80 = 150,159.53 : x - Step 2: Convert to fraction form
277,481.21/382,926.80 = 150,159.53/x - Step 3: Cross multiply
277,481.21x = 382,926.80 × 150,159.53 - Step 4: Simplify right side
277,481.21x = 57,500,105,646.97 - Step 5: Solve for x
x = 57,500,105,646.97/277,481.21 - Step 6: Final answer
x = 207,221.62
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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.