Finding the Fourth Proportional to 319,375.44, 478,066.73 and 235,230.62
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Solution
The fourth proportional to 319,375.44, 478,066.73 and 235,230.62 is: 352,112.02
Step by Step Solution
- Step 1: Write the proportion equation
319,375.44 : 478,066.73 = 235,230.62 : x - Step 2: Convert to fraction form
319,375.44/478,066.73 = 235,230.62/x - Step 3: Cross multiply
319,375.44x = 478,066.73 × 235,230.62 - Step 4: Simplify right side
319,375.44x = 112,455,929,732.79 - Step 5: Solve for x
x = 112,455,929,732.79/319,375.44 - Step 6: Final answer
x = 352,112.02
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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.