Finding the Fourth Proportional to 395,394.44, 593,335.20 and 155,466.08
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Solution
The fourth proportional to 395,394.44, 593,335.20 and 155,466.08 is: 233,294.88
Step by Step Solution
- Step 1: Write the proportion equation
395,394.44 : 593,335.20 = 155,466.08 : x - Step 2: Convert to fraction form
395,394.44/593,335.20 = 155,466.08/x - Step 3: Cross multiply
395,394.44x = 593,335.20 × 155,466.08 - Step 4: Simplify right side
395,394.44x = 92,243,497,670.02 - Step 5: Solve for x
x = 92,243,497,670.02/395,394.44 - Step 6: Final answer
x = 233,294.88
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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.