Finding the Fourth Proportional to 301,107.48, 451,704.18 and 98,660.28
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Solution
The fourth proportional to 301,107.48, 451,704.18 and 98,660.28 is: 148,004.50
Step by Step Solution
- Step 1: Write the proportion equation
301,107.48 : 451,704.18 = 98,660.28 : x - Step 2: Convert to fraction form
301,107.48/451,704.18 = 98,660.28/x - Step 3: Cross multiply
301,107.48x = 451,704.18 × 98,660.28 - Step 4: Simplify right side
301,107.48x = 44,565,260,875.97 - Step 5: Solve for x
x = 44,565,260,875.97/301,107.48 - Step 6: Final answer
x = 148,004.50
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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.