Finding the Fourth Proportional to 263,557.82, 395,336.74 and 63,878.21
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Solution
The fourth proportional to 263,557.82, 395,336.74 and 63,878.21 is: 95,817.32
Step by Step Solution
- Step 1: Write the proportion equation
263,557.82 : 395,336.74 = 63,878.21 : x - Step 2: Convert to fraction form
263,557.82/395,336.74 = 63,878.21/x - Step 3: Cross multiply
263,557.82x = 395,336.74 × 63,878.21 - Step 4: Simplify right side
263,557.82x = 25,253,403,298.44 - Step 5: Solve for x
x = 25,253,403,298.44/263,557.82 - Step 6: Final answer
x = 95,817.32
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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.