Finding the Fourth Proportional to 607,357.62, 838,143.99 and 335,418.84
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Solution
The fourth proportional to 607,357.62, 838,143.99 and 335,418.84 is: 462,872.74
Step by Step Solution
- Step 1: Write the proportion equation
607,357.62 : 838,143.99 = 335,418.84 : x - Step 2: Convert to fraction form
607,357.62/838,143.99 = 335,418.84/x - Step 3: Cross multiply
607,357.62x = 838,143.99 × 335,418.84 - Step 4: Simplify right side
607,357.62x = 281,129,284,878.77 - Step 5: Solve for x
x = 281,129,284,878.77/607,357.62 - Step 6: Final answer
x = 462,872.74
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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.