Finding the Fourth Proportional to 808,578, 1,212,348.48 and 335,589.84
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Solution
The fourth proportional to 808,578, 1,212,348.48 and 335,589.84 is: 503,169.55
Step by Step Solution
- Step 1: Write the proportion equation
808,578 : 1,212,348.48 = 335,589.84 : x - Step 2: Convert to fraction form
808,578/1,212,348.48 = 335,589.84/x - Step 3: Cross multiply
808,578x = 1,212,348.48 × 335,589.84 - Step 4: Simplify right side
808,578x = 406,851,832,427.44 - Step 5: Solve for x
x = 406,851,832,427.44/808,578 - Step 6: Final answer
x = 503,169.55
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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.