Finding the Fourth Proportional to 367,465.26, 551,232.70 and 142,843.06
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Solution
The fourth proportional to 367,465.26, 551,232.70 and 142,843.06 is: 214,278.12
Step by Step Solution
- Step 1: Write the proportion equation
367,465.26 : 551,232.70 = 142,843.06 : x - Step 2: Convert to fraction form
367,465.26/551,232.70 = 142,843.06/x - Step 3: Cross multiply
367,465.26x = 551,232.70 × 142,843.06 - Step 4: Simplify right side
367,465.26x = 78,739,765,640.06 - Step 5: Solve for x
x = 78,739,765,640.06/367,465.26 - Step 6: Final answer
x = 214,278.12
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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.