Finding the Fourth Proportional to 392,097.44, 588,090.56 and 125,823.53
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Solution
The fourth proportional to 392,097.44, 588,090.56 and 125,823.53 is: 188,717.45
Step by Step Solution
- Step 1: Write the proportion equation
392,097.44 : 588,090.56 = 125,823.53 : x - Step 2: Convert to fraction form
392,097.44/588,090.56 = 125,823.53/x - Step 3: Cross multiply
392,097.44x = 588,090.56 × 125,823.53 - Step 4: Simplify right side
392,097.44x = 73,995,626,649.31 - Step 5: Solve for x
x = 73,995,626,649.31/392,097.44 - Step 6: Final answer
x = 188,717.45
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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.