Finding the Fourth Proportional to 356,395.24, 491,825.40 and 195,256.00
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Solution
The fourth proportional to 356,395.24, 491,825.40 and 195,256.00 is: 269,453.26
Step by Step Solution
- Step 1: Write the proportion equation
356,395.24 : 491,825.40 = 195,256.00 : x - Step 2: Convert to fraction form
356,395.24/491,825.40 = 195,256.00/x - Step 3: Cross multiply
356,395.24x = 491,825.40 × 195,256.00 - Step 4: Simplify right side
356,395.24x = 96,031,857,843.27 - Step 5: Solve for x
x = 96,031,857,843.27/356,395.24 - Step 6: Final answer
x = 269,453.26
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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.