Finding the Fourth Proportional to 395,623.12, 593,257.26 and 235,774.48
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Solution
The fourth proportional to 395,623.12, 593,257.26 and 235,774.48 is: 353,555.99
Step by Step Solution
- Step 1: Write the proportion equation
395,623.12 : 593,257.26 = 235,774.48 : x - Step 2: Convert to fraction form
395,623.12/593,257.26 = 235,774.48/x - Step 3: Cross multiply
395,623.12x = 593,257.26 × 235,774.48 - Step 4: Simplify right side
395,623.12x = 139,874,921,982.73 - Step 5: Solve for x
x = 139,874,921,982.73/395,623.12 - Step 6: Final answer
x = 353,555.99
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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.