Finding the Fourth Proportional to 449,630.28, 674,474.58 and 134,119.08
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Solution
The fourth proportional to 449,630.28, 674,474.58 and 134,119.08 is: 201,187.32
Step by Step Solution
- Step 1: Write the proportion equation
449,630.28 : 674,474.58 = 134,119.08 : x - Step 2: Convert to fraction form
449,630.28/674,474.58 = 134,119.08/x - Step 3: Cross multiply
449,630.28x = 674,474.58 × 134,119.08 - Step 4: Simplify right side
449,630.28x = 90,459,910,152.99 - Step 5: Solve for x
x = 90,459,910,152.99/449,630.28 - Step 6: Final answer
x = 201,187.32
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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.