Finding the Fourth Proportional to 395,718.21, 593,355.38 and 170,938.35
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Solution
The fourth proportional to 395,718.21, 593,355.38 and 170,938.35 is: 256,311.65
Step by Step Solution
- Step 1: Write the proportion equation
395,718.21 : 593,355.38 = 170,938.35 : x - Step 2: Convert to fraction form
395,718.21/593,355.38 = 170,938.35/x - Step 3: Cross multiply
395,718.21x = 593,355.38 × 170,938.35 - Step 4: Simplify right side
395,718.21x = 101,427,188,766.13 - Step 5: Solve for x
x = 101,427,188,766.13/395,718.21 - Step 6: Final answer
x = 256,311.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.