Finding the Fourth Proportional to 635,346.25, 953,148.97 and 214,612.81
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Solution
The fourth proportional to 635,346.25, 953,148.97 and 214,612.81 is: 321,962.99
Step by Step Solution
- Step 1: Write the proportion equation
635,346.25 : 953,148.97 = 214,612.81 : x - Step 2: Convert to fraction form
635,346.25/953,148.97 = 214,612.81/x - Step 3: Cross multiply
635,346.25x = 953,148.97 × 214,612.81 - Step 4: Simplify right side
635,346.25x = 204,557,976,685.70 - Step 5: Solve for x
x = 204,557,976,685.70/635,346.25 - Step 6: Final answer
x = 321,962.99
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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.