Finding the Fourth Proportional to 343,395.26, 473,933.87 and 190,467.47
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Solution
The fourth proportional to 343,395.26, 473,933.87 and 190,467.47 is: 262,871.95
Step by Step Solution
- Step 1: Write the proportion equation
343,395.26 : 473,933.87 = 190,467.47 : x - Step 2: Convert to fraction form
343,395.26/473,933.87 = 190,467.47/x - Step 3: Cross multiply
343,395.26x = 473,933.87 × 190,467.47 - Step 4: Simplify right side
343,395.26x = 90,268,981,844.20 - Step 5: Solve for x
x = 90,268,981,844.20/343,395.26 - Step 6: Final answer
x = 262,871.95
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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.